The population of a certain city increased by 18,000 people.

Write a signed number to represent this population change.

Answers

Answer 1

Answer:

[tex]+18000[/tex]

Step-by-step explanation:

Given

Increment = 18000

Required

Represent as a signed number

If the initial population is x.

The new population (y) will be:

[tex]y = x + 18000[/tex]

It is "+" because the population of the city increases.

Hence, the signed number is  [tex]+18000[/tex]


Related Questions

PLS HELP ASAP Ms. Farrell has 36 students in her class. This is 5 more
students than Mr. Carter has.
How many students does Mr. Carter have? Choose the correct equation and
answer.
A. X+36 = 5
x = 41 students
B. x+ 5 = 36
x= 41 students
O C. X+41 = 36
x= 77 students
D. x+ 5 = 36
x= 31 students

Answers

Answer:

its d 31 is 5 less than 36.....

9.
A line has equation 6x + 2y + 9 = 0
(a) Find the gradient of the line.
(b) Find where the line crosses the y-axis

Answers

Search in safari I need points

A map has a scale of 2 cm to 10 km.
a
Rewrite the scale as a ratio in the form 1:n.

Answers

Answer:

1cm:5km

Step-by-step explanation:

What value of m gives the system infinitely many solutions?
-X + 4y = 32
y = mx + 8

Answers

4y=32+x

y=32+x/4

32+x/4=mx+8

32+x=4mx+32

32-32+x=4mx

x=4mx

x/:=4m

1=4m

m=1/4

Can you help me....................................

Answers

Answer:

A ITS A

because 9*9*9 and it divides by 2

Answer:

I think it's B.

Step-by-step explanation:

Please help I am giving brainliest!

Answers

Answer:14 i think

Step-by-step explanation:

you have 2 possibilitys first one is 13 and the second one is 14 but im going to go with 14

Answer:  C) 14

=====================================================

Work Shown:

Draw a vertical line through point C. This vertical line crosses line segment ED to form point F. I've shown this point in blue. Refer to the diagram below.

Focus on the triangle CFD. This is a right triangle with the 90 degree angle at point F.

Triangle CFD has the vertical red portion equal to 12 units, since segment EB is 12 units (note how quadrilateral BCFE is a rectangle).

Segment FD is ED-BC = 17-10 = 7 units long.

Let's apply the pythagorean theorem to find the hypotenuse CD

a^2 + b^2 = c^2

(CF)^2 + (FD)^2 = (CD)^2

(12)^2 + (7)^2 = (CD)^2

144 + 49 = (CD)^2

193 = (CD)^2

(CD)^2 = 193

CD = sqrt(193)

CD = 13.8924439894499 approximately

CD = 14

When rounding to the nearest whole number, segment CD is approximately 14 units long.

1.
Write the equation, then find the value of x.

2.
What is the measure of

Answers

Answer:

1.

32+36+2x=180

2.

56

hope this helps

answer: 1) x=56 :), i can’t see the rest of the second question

Show the prime factors for 36.
A) 4x9
B) None of these answers are correct.
C)1 x 36
D)2 x 2 x 3 X3
E)3 x 12

Answers

Answer:

D. 2x2x3x3

Step-by-step explanation:

2x2 is equal to 4

4x3 is equal to 12

12x3 is equal to 36

Multiply H by 25 to get d Which scenario matches the relationship shown in the table

Answers

Answer:

Aditi makes 25 dollars an hour

Step-by-step explanation:

I did that too :)

Over a two hour time period a snail moved 50 inches. How far is this in yards? Write your answer as a whole number or a mixed number in simplest form. Include the correct unit in your answer.

Answers

Answer:

1.3 yards

Step-by-step explanation:

Answer:

1 7/18 yards or 1 14/36 yards.

Step-by-step explanation:

There are 36 inches in a yard, so you divide 50 by 36.

You get a variety of answers depending on what form you want it in:

1 yard 1 foot and 2 inches.

1 yard and 14 inches.

These two answers take two forms as fractions of 36:

1 14/36 yards

or simplified: 1 7/18 yards.

Find the square root of the following numbers by division method.​

Answers

Step-by-step explanation:

to understand thisyou need to know about:square rootfinding square root by division methodPEMDAStips and formulas:

tips for finding square root by division method:

Group the digits in pairs, starting with the digit in the units placeThink of the largest number whose square is equal to or just less than the first period. Take this number as the divisor and also as the quotient.Subtract the product of the divisor and the quotient from the first period and bring down the next period to the right of the remainder. the new divisor is obtained by taking two times the quotient and annexing with it a suitable digit which is also taken as the next digit of the quotient, chosen in such a way that the product of the new divisor and this digit is equal to or just less than the new dividend. Repeat steps till all the periods have been taken uplet's solve:

solve the square roots using division method:

the picture is in the attachment

Answer:

1.6

4.6

8.3

9.2

Step-by-step explanation:

Hope it is helpful.....

y = -20 + 4 If z = 3.5, then y= y=-11 liz = -1, then y (Write your answer as a de z+y=1 lfz=0 then y 21 - y=5 l z= 4 then y PLEASE DETERMINE. THE VALUE OF X​

Answers

Answer/Step-by-step explanation:

If in the value of x into each given equation to find y:

✔️x = 3.5,

y = -2(3.5) + 4

y = -7 + 4

y = -3

✔️x = -1,

y = ½(-1) + 11 = -½ + 11

y = (-1 + 22)/2 = 21/2

y = 10.5

✔️x = 0

0 + y = 1

y = 1

✔️x = 4,

2(4) - y = 5

8 - y = 5

-y = 5 - 8

-y = -3

Divide both sides by -1

y = 3

Camila has a younger brother and an older brother. One brother is 3 years younger than her
and the other is 5 years older than her. The sum of their ages is 74 years. Which of the
following is Camila's age?

Answers

Answer:

24

Step-by-step explanation:

Younger Brother- 21

Camila- 24

Older Brother- 29

21+24+29 = 74

PLEASE HELP !!! ILL GIVE BRAINLIEST!! *DONT SKIP* ILL GIVE 40 POINTS.

Answers

Answer:

The point on the graph is 4,21.

The left side or y is 3 every time and under or x is 1 each time.

1st point is 0,3 I think.

Step-by-step explanation:

Answer:

(4,21)

Step-by-step explanation:

x is the bottom line and y is the straight line (x,y) (I think)

The length of the base of a right triangle is 18 cm and a height is 9 cm what is the area of the triangle

Answers

The answer is 81cm^2.
The formula is height multiplied by base divided by 2.

Urgent!! Math!! What’s the answer to 2,3,4??

Answers

Answer:=25

Step-by-step explanation:

Answer:

2 is B

3 is C

and i'm pretty sure 4 is B

Step-by-step explanation:

the calculator says otherwise -.-

Thats the correct answer.

PLEASE HELP ME!!!!! I NEED HELP ASAP!!! Thank you

Answers

Answer

the answer is 90 (C)

Step-by-step explanation:

Beth = x

Caroline = 60 + x (because if Beth has 60 less than Caroline then Caroline has 60 more than Beth)

Since the ratio = 1/3 ( another way of writing 1:3) then x/60+x = 1/3

3x = 60 + x

3x - x = 60

2x = 60

x = 60/2

x = 30 (Beth has 30 stickers)

Caroline has 60 + x stickers = 60 + 30 = 90

Which angle is complementary to <4?

<2
<1
<6
<3

Answers

The answer would be 3

Hope this helps

Have a great day/night

Answer:

<2

Step-by-step explanation:

Clearly <4 and <5 are complementary,

Since <5 is equal to <2 as Vertically Opposite Angles.

simply this expression cube root 16x^4 - cube root 2x​

Answers

Answer:

2x [tex]\sqrt[3]{2x}[/tex] - [tex]\sqrt[3]{2x}[/tex]

Step-by-step explanation:

you can take the cubed root of [tex]\sqrt{16x^4}[/tex] and make it become the cubed root of ∛(2)³ · 2 · x³ · x   which would equal 2x· ∛2x

I don't believe 2x· ∛2x - ∛2x can be simplified

4. If (3 + bi) + (7 – 2i) = 10 + 6i, find the value of b.

Answers

Answer:

b = 8

Step-by-step explanation:

The real part of the givens add correctly.

bi - 2i = 6i         Add 2i to both sides.

bi = 6i + 2i

bi = 8i               The i's will cancel

b = 8

Which graph represents the function f(x) = [x] — 4?

Answers

I’m not seeing no image but I hope this helps you



Jollibee employs a total of 10 cashiers and 15 kitchen crews. The manager selects a team of 2 cashiers and

4 kitchen crews for a graveyard shift. In how many ways can the manager select a team?

Answers

Answer:

The manager can select a team in 61425 ways.

Step-by-step explanation:

The order in which the cashiers and the kitchen crews are selected is not important. So we use the combinations formula to solve this question.

Combinations formula:

[tex]C_{n,x}[/tex] is the number of different combinations of x objects from a set of n elements, given by the following formula.

[tex]C_{n,x} = \frac{n!}{x!(n-x)!}[/tex]

In how many ways can the manager select a team?

2 cashiers from a set of 10.

4 kitchen crews from a set of 15. So

[tex]T = C_{10,2}*C_{15,4} = \frac{10!}{2!(10-2)!}*\frac{15!}{4!(15-4)!} = 45*1365 = 61425[/tex]

The manager can select a team in 61425 ways.

PLEASE HELP ME DO MY MATH

Answers

Answer:

C

Step-by-step explanation:

The LCD is 6

Can someone explain this please?

Answers

9514 1404 393

Answer:

  L = 5√10

Step-by-step explanation:

The Pythagorean theorem tells you the square of the hypotenuse is the sum of the squares of the other two sides.

  (10√3)² = L² + (5√2)²

  300 = L² + 50 . . . . . . . . . evaluate the squares

  L² = 300 -50 = 250 . . . . subtract 50

  L = √250 = (√25)(√10) . . . . take the square root and factor for simplification

  L = 5√10

Are snow days a thing of the past or do they still have a place in today's world? Answer whether or not you believe the Mayor and School chancellor are correct in eliminating snow days for NYC school kids. Make sure to use evidence and personal connections to defend your position.

Answers

Answer:

I feel it is unfair to kids of today to require work in bad weather. Especially in harsh and even dangerous weather conditions. For me what if power goes out should I be required to do work?

a tree measured 12 1/2 feet tall. over the next 5 1/2 years it grew to be 51 feet left. During 5 1/2 years, what was the average yearly growth rate of the tree?

Answers

Answer:

7 feet per year

Step-by-step explanation:

Average growth rate is the difference in growth over the period of the time:

(51 - 12 1/2) ÷ 5 1/2 = (102 - 25)/2 ÷ 11/2 = 77/2 × 2/11 = 7 feet / year

I aperciate if u can help me fast

Answers

Answer:

30

Step-by-step explanation:

cos ^-¹ (20/23) = angle

angle = 29.59

round up = 30

hope it helps

BRAINLY Find the surface area of the pyramid.

Answers

Answer:

100 square centimeters

Step-by-step explanation:

Water has a density of 1g/cm3, corn syrup has a density of 1.38 g/cm3, corn oil has a density of 0.925 g/cm3, and glycerol has a density of 1.26 g/cm3. If you put all 4 liquids together in a container, what order would the layers of liquid be, starting from the bottom to the top? Explain your answer.

Answers

from bottom to top - corn syrup, glycerol, wafer and corn oil at the top, because the densiest ones sink

the graph represents the x^2+y^2=8. Use the graph to answer questions 6,7,8.

6. look at the graph of the equation x^2+y^2=8. give its domaim and range

7. use algebraic means to show that x^2+y^2=8 is not a function. Explain your process.

8. is there any value(s) of the domain of x^2+y^2=8 that passes the verticle line test? if so, name the value(s) and state whether or not the existence of this value makes this relation a function. You can use Desmos to help you explore this idea, if needed.

Answers

Using the concepts of domain and range, we have that:

6. Both the domain and the range of the relation are [-2.826, 2.826].

7. The relation is not a function, as each value of x is associated with two values of y, that is: [tex]y = \pm \sqrt{8 - x^2}[/tex].

8. From item 7, we get that there are no points that pass the vertical line test.

What are the domain and the range of a function?

The domain of a function is the set that contains all the values of the input. In a graph, it is represented by the values of x.The range of a function is the set that contains all the values of the output. In a graph, it is represented by the values of y.

Hence, from the graph of the circle, for item 6, both the domain and the range of the relation are [-2.826, 2.826].

A relation is a function only if each value of x is related to only one value of y. Solving the equation of the circle for y, we have that:

x² + y² = 8.

y² = 8 - x²

y = ±sqrt(8 - x²).

Hence each value of x is related to two values of y, meaning that it is not a function, and for item 8, there are no points that pass the vertical line test.

More can be learned about domain and range of functions at https://brainly.com/question/10891721

#SPJ1

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please help :(how do you know you have a direct variation in the relationship between two quantities? Fill in the code for method toString, which should return a string containing the name, account number, and balance for the account.Fill in the code for method chargeFee, which should deduct a service fee from the account.Modify chargeFee so that instead of returning void, it returns the new balance. Note that you will have to make changes in two places.Fill in the code for method changeName which takes a string as a parameter and changes the name on the account to be that string.Modify ManageAccounts so that it prints the balance after the calls to chargeFees. Instead of using the getBalance method like you did after the deposit and withdrawal, use the balance that is returned from the chargeFees method. You can either store it in a variable and then print the value of the variable, or embed the method call in a println statement.//*******************************************************// Account.java//// A bank account class with methods to deposit to, withdraw from,// change the name on, charge a fee to, and print a summary of the account.//*******************************************************public class Account{ private double balance; private String name; private long acctNum; //---------------------------------------------- //Constructor -- initializes balance, owner, and account number //---------------------------------------------- public Account(double initBal, String owner, long number) { balance = initBal; name = owner; acctNum = number; } //---------------------------------------------- // Checks to see if balance is sufficient for withdrawal. // If so, decrements balance by amount; if not, prints message. //---------------------------------------------- public void withdraw(double amount) { if (balance >= amount) balance -= amount; else System.out.println("Insufficient funds"); } //---------------------------------------------- // Adds deposit amount to balance. //---------------------------------------------- public void deposit(double amount) { balance += amount; } //---------------------------------------------- // Returns balance. //---------------------------------------------- public double getBalance() { return balance; } //---------------------------------------------- // Returns a string containing the name, account number, and balance. //---------------------------------------------- public String toString() { } //---------------------------------------------- // Deducts $10 service fee //---------------------------------------------- public void chargeFee() { } //---------------------------------------------- // Changes the name on the account //---------------------------------------------- public void changeName(String newName) { }}// ****************************************************************// ManageAccounts.java//// Use Account class to create and manage Sally and Joe's // bank accounts // ****************************************************************public class ManageAccounts{ public static void main(String[] args) { Account acct1, acct2; //create account1 for Sally with $1000 acct1 = new Account(1000, "Sally", 1111); //create account2 for Joe with $500 //deposit $100 to Joe's account //print Joe's new balance (use getBalance()) //withdraw $50 from Sally's account //print Sally's new balance (use getBalance()) //charge fees to both accounts //change the name on Joe's account to Joseph //print summary for both accounts }} Predict the missing product of this equation1 MgF2 + 1 Li2CO3 -> 1 ______ +2LiF ayo, i need help. willing to give brainliest to correct and first answer. it's for iready math bro. porque a todas las sustancias orgnicas son combustibles Can someone please help someone who is good at geometry because Im not sad face :( plz help this is hard for me What is the area of this figure? 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