The cost of metal is proportional to the weight of the metal. Martin buys 12 pounds of metal for $33.00. Create an equation that can be used to determine the cost, in dollars, c, for m pounds of metal.​

Answers

Answer 1
Answer: 2.75m = c

Step-by-step explanation:

First we need to find the unit price

33 / 12: 2.75$ per pound

2.75m = c

We can test if this equation works

2.75(12) = c

33 = c

Which is correct


Related Questions

Can someone help me with this ?

Answers

Answer:

remember powers is like multiplying that number by itself 3x3x3x3x3x3x3x3x3x3x3 ÷ 3x3x3x3

the second problem 3x3x3 × 3

(If that helps

-6x+y=4
-y-2x=4

Please Solve these in
Y=mx+b form! I’m stuck...

Answers

y = mx + b


1.) -6x + y = 4

Move variable x over to the other side by adding 6x.

y = 6x + 4

2.) -y - 2x = 4

Move variable x over to the other side by adding 2x.

-y = 2x + 4

Divide the whole thing by -1 because y needs to be positive and alone.

y = -2x - 4

My soccer team has 16 players. I have to choose a starting lineup of a goalie and 10 regular players (the regular players are interchangeable). How many different starting lineups can I choose?

Answers

Answer:

48048

Step-by-step explanation:

Total number of players = 16

Selection to be made :

1 goalie ; 10 players

Hence ;

Choosing 1 goalie from 16 players :

16C1

Choosing 10 players from the remaining (16 - 1), 15 players

15C10

Hence,

16C1 * 15C10

16 * 3003

= 48048

find the value of x
solve for x

Answers

Answer:

20°

Step-by-step explanation:

This is equilateral triangle as all sides are equal.

All the internal angles are equal to 60°.

3x = 60°x = 60°/3x = 20°

Answer:

20 degrees

Have a good day!

what is £120 by 40% Decreased

Answers

The answer is £72.

Explanation:


Decrease: (1-40%)

120 x (1-40%)

= 120 x 60/100

= 120 x 3/5

= 360/5

= £72

Answer:

£72

Step-by-step explanation:

100% - 40 = 60%

60/100 = 0.6

0.6 * £120 = £72

40/100 = 0.4

0.4 *  £120 = £48

To check:

£72 + £48 =   £120

Hope that helps!

Function 1 is defined by the equation p= --3/2r - 5. function 2 is defined by the following table. Which function has a greater y-intercept. A: Function 1 B: Function 2 C: The functions have the same y-intercept.

Answers

0-5. Here’s your answer

The y-intercept of function  1 is -5.

The y-intercept of function 2 is -5.

Option C is the correct answer.

What is a function?

function is a relationship between inputs where each input is related to exactly one output.

Example:

f(x) = 2x + 1

f(1) = 2 + 1 = 3

f(2) = 2 x 2 + 1 = 4 + 1 = 5

The outputs of the functions are 3 and 5

The inputs of the function are 1 and 2.

We have,

Consider the function to be in the form of p = mr + c

Where x is the y-intercept.

Function 1.

p = (-3/2)r - 5 _______(1)
y-intercept = -5

Function 2.
Let p = mr + c

Take two pairs from the table.

(0, -5) and (1, -6.5)

m = (-6.5 + 5) / (1 - 0) = -1.5

(0, -5) = (r, p)

-5 = -1.5 x 0 + c

c = -5

Now,

p = -5x - 5 ______(2)

y-intercept = -5

From (1 ) and (2)

Both have the same y-intercept.

Thus,

Function 1 and Function 2 have the same y-intercept.

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Can someone help me with these 2 questions?

Answers

These should be your answers though. I’ll help but still.


1.) I understand that quadratic functions are in the form of y = ax^2 + bx + c and that when placed on a graph, it will show a parabola.

2.) I have a question about how to get the vertex of a parabola and it’s vertex form.



Hope this is plausible enough.

Possible Answer:

1. I understand that when graphed, a quadratic function has the shape of a parabola.

2. I have a question about the quadratic function when graphed. The lines can point up or down, but why can't the function go left or right?

Step-by-step explanation:

These are just possible answers, everyone else can have different things, especially the second question.

Write the polynomial in standard (descending) form.
15m3 – 8+ 9m?

Answers

Answer:

[tex]15m^{3} +9m-8[/tex]

Step-by-step explanation:

Answer:

p(m) = 15m3 + 0m2 + 8m - 8

Step-by-step explanation:

Which statement best describes the area of Triangle ABC shown below?
А
с
00
(5 points)
O It is twice the area of a square of side length 4 units.
O It is one-half the area of a square of side length 4 units.
It is twice the area of a rectangle with sides 4 units x 3 units.
It is one-half the area of a rectangle with sides 4 units x 3 units.

Answers

Answer:

Would be the 3rd one I believe

Step-by-step explanation:

The statement that is true is:

It is one-half the area of a rectangle with sides of 4 units x 3 units is true.

What is a triangle?

A triangle is a 2-D figure with three sides and three angles.

The sum of the angles is 180 degrees.

We can have an obtuse triangle, an acute triangle, or a right triangle.

We have,

The area of the triangle.

= 1/2 x base x height

Now,

Base = 4 units

Heights = 3 units

So,

Area = 1/2 x 4 x 3 = 6 units²

Now,

It is twice the area of a square of the side length of 4 units.

6 units² < 16 units²

This is not true.

It is one-half the area of a square of side length 4 units.

1/2 x 16 units² = 6 units²

8 units² = 6 units²

This is not true.

It is twice the area of a rectangle with sides 4 units x 3 units.

2 x 12 units² = 6 units²

24 units² = 6 units²

This is not true.

It is one-half the area of a rectangle with sides 4 units x 3 units.

1/2 x (4 x 3) units² = 6 units²

6 units² = 6 units²

This is true.

Thus,

It is one-half the area of a rectangle with sides of 4 units x 3 units is true.

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i need help! i’ll give brainliest

Answers

Answer:

>

Step-by-step explanation:

Answer:

You would use >

Step-by-step explanation:

-1/4 is greater. When you divide -1/4 you get -0.25. In negatives, the number that's the CLOSEST to 0 is greater. Since -0.25 is closer to 0 than -0.42, the answer is that -1/4 is GREATER than -0.42.

Hope this helps!

Help me with this one

Answers

Answer:

20ft

Step-by-step explanation:

Use ratios:

[tex]\frac{5}{8} = \frac{x}{32}[/tex]

Solve for x

x = 20

Answer:

x = 20

Step-by-step explanation:

Let’s think about it this way ( i’m gonna make this as easy as possible! )

So, x is the variable, which it represents the height of the tree right? so you’re gonna want to take the shadow of the alien, and think “well can 8 make 32? and if so how many times?” which would be 8y = 32. and yes you can. so let’s think about that. how many times does it take for 8 to get to 32?

8, 16, 24, 32

so it takes 4 times. then you think “ well if 8x4 got the shadow length, 5x4 must get the tree height” which is correct.

you’ll take 5 x 4 which is 20, and you will put that down as the heigh of the tree, or think 20ft.

so x = 20.

A rental car company charges $21.45 per day to rent a car and $0.09 for every
mile driven. Aaliyah wants to rent a car, knowing that:
• She plans to drive 475 miles.
. She has at most $150 to spend.
Use the drop-down menu below to write an inequality representing d, the
total number of days Aaliyah can rent the car while staying within her budget.

Answers

Well she we pay 42.75 + 21.45= $64.20 that is what she will pay for the whole ride

For options A– E choose all of the expressions that are equivalent to 3(4x + 3).


A. 12x + 3

B. 3(3 + 4x)

C. 7x + 6

D. 4x + 3 + 4x + 3 + 4x + 3

E. 12x + 9

Answers

3(4x+3) = 12x + 9
A= 3(4x+1)
B= 9 + 12x
C= 7x + 6
D= 12x + 9
E= 12x + 9

Answer: D, E

Hope This Helps✨

The expression 3(4x + 3) is equivalent to the expression 12x + 9. Then the correct option is E.

What is Algebra?

Algebra is the study of abstract symbols, while logic is the manipulation of all those ideas.

The acronym PEMDAS stands for Parenthesis, Exponent, Multiplication, Division, Addition, and Subtraction. This approach is used to answer the problem correctly and completely.

The expression is given below.

⇒ 3(4x + 3)

Simplify the expression, then we have

⇒ 3(4x + 3)

⇒ 3 · 4x + 3 · 3

⇒ 12x + 9

The expression 3(4x + 3) is equivalent to the expression 12x + 9. Then the correct option is E.

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how do you divide (n^2-n-29)/(n-6) ??

Answers

9514 1404 393

Answer:

  see attached

Step-by-step explanation:

Polynomial long division is done the way any long division is done. Find a "partial quotient", subtract from the dividend the product of that partial quotient and the divisor. The result is a new dividend. Repeat until the degree of the dividend is less than that of the divisor.

__

In the attached, the "Hints" show you how the partial quotient is found, and they show you how the product of the partial quotient and divisor is found.

The partial quotient term is simply the ratio of the highest degree terms of dividend and divisor. (Unlike numerical long division, there is no guessing.)

__

The remainder is the dividend of lower degree than the divisor. As in numerical long division, the full quotient expresses the remainder over the divisor.

For example, 5 ÷ 3 = 1 r 2 = 1 + 2/3.

Your full quotient is (n+5) +1/(n-6).

if a person making $47,000 receives a 3% raise, how much money do they make now?

Answers

Answer:its 5

Step-by-step explanation:

d

Answer:

$48,410

Step-by-step explanation:

47,000 + 3% = 48,410

Change the following to pounds:
a) 10 kg
b) 25 kg
What is 10kg as punds

Answers

Answer:

22.046 lbs

Step-by-step explanation:

10kg is rounded to 22 pounds

Answer:

a) 10 kg = 22.046 lb

b)25 kg = 55.116 lb

Step-by-step explanation:

all you need to do to convert is to multiply the number of kilograms by 2.2 to get the number of pounds

Which expression is the same as 9÷4?

Answers

Answer:

4x2.25=9

Step-by-step explanation:

please mark brainliest

1 5/2 as a whole number

Answers

Answer:

3 1/2

Step-by-step explanation:

It is about 780 miles from George Washington's hometown of Mount Vernon.Virginia to Abaraham Lincoln's Hometown of Springfield, Illinois. If you were to drive without stopping at 30mph,from Springfield to Mount Vernon, How many minutes Would you take to get there ? Answer asap with a picture pls

Answers

Answer: 26

Step-by-step explanation: well I don't know  the unit but miles is distance so we have to divide 780/30 which is 26 as my calculator  says so the answer is 26 and if you think am wrong sorry you can just divide 780/30 and see the answer.

Orlando earns 32$ in allowance each week. He saves 3/8 of it and spends the rest. How much does he save?


Please help its due very soon

Answers

Answer:

12$

Step-by-step explanation:

Money =  32$

Fraction he saved = 3/8

Amount he saves = 3/8 x 32 = 12 $

\

\

I hope  im right!!

what can we say about the given figure?​

Answers

Answer:

It's a parallelogram, angles B and D, and A and C are congruent, lines AB and DC, and BC and AD are congruent.

Step-by-step explanation:

plesae help with this question i will give brainliest to the person with all the answers

Answers

Answer:

A, D, E

Step-by-step explanation:

Substitute the x and y values into the equation. If the result does not equal 24, then that coordinate point is not on the graph of 3x+2y=24.

you go to the park on a windy day to fly a kite. You have released 40 ft of string. The strings make it angle of 36 degrees with the ground. How high is the kite in the air ​

Answers

I don’t have a shout out to my friends but if I can get it done

The graph shows the temperature y in a freezer x minutes after it was turned on. Five minutes after
being turned on, the temperature was actually four degrees from what the trend line shows. What
values could the actual temperature be after the freezer was on for five minutes?
Click the icon to view the graph of the freezer temperature versus time.
Select all that apply.
DA. 0°F.
OB. 32°F
C. 25°F
OD. 18°F
E. 21°F
OF. 29°F
Click to select your answer(s).
Question 7
of 8
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Answers

Answer:29

Step-by-step explanation:

hey yall give me some good music- no country no religious music

Answers

Answer:

hmmm

Step-by-step explanation:

you can go for bts or billie elish

3. Which sets of ordered pairs represent a function? Select all that apply ​

Answers

Answer:

c. and e.

Step-by-step explanation:

Given sets:

a. {(1, 0), (2, 1), (2, 3)}     ⇒ x- value repeated twice (2)b. {(1, 3), (1, 4), (1, 5)}      ⇒ x- value repeated three times (1)c. {(1, 5), (2, 5), (3, 5)}    ⇒ x- values are uniqued. {(3, 1), (2, 2), (3, 3)}    ⇒ x- values repeated twice (3)e. {(3, 2), (5, 1), (4, 0)}    ⇒ x- values are unique

The sets c and e represent a function. The others have repeated x- values.

solve for x 4x - 3 = 6x + 2 ?

Answers

Answer:

x = -5/2

Step-by-step explanation:

Which answer choice gives the correct surface area
for a triangular prism with bases that are 4 cm2 and
sides that are 4 cm2?
A. 20 cm2
B. 8 cm2
C. 26 cm2
O D. 6 cm2
SUBMIT

Answers

The surface area of the triangular prism with bases that are 4 cm and sides that are 4 cm is 192 cm²

Surface area

Base = 4 cmHeight = 4 cm

Surface area of a triangular prism = 12 × base × height

= 12 × 4 cm × 4 cm

= 192 cm²

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Workers at a quarry are removing rock at a daily rate of 0.1%. There are 3.2 tons of rock when the work begins.
Which function can be used to find the number of tons of rock left at the end of d days?
A.m(d) = 3.2(0.999)^d
B.m(d) = 3.2(0.99)^d
C.m(d) = 3.2(1.01)^d
D.m(d) = 3.2(1.001)^d

Answers

Answer:c

Step-by-step explanation:

Answer:

The Answer is m(d) = 3.2(0.999)^d

Step-by-step explanation:

In ΔEFG, g = 4.3 cm, e = 9.1 cm and ∠F=116°. Find the length of f, to the nearest 10th of a centimeter.

Answers

Answer:

11.6

Step-by-step explanation:

The length of f of the triangle is f = 11.7 cm

What is Law of Cosines?

The Law of Cosines is a mathematical formula used to find an unknown side or angle of a triangle, given the lengths of the other two sides and the angle opposite the unknown side. It is also known as the Cosine Rule.

The Law of Cosines states that for any triangle with sides a, b, and c and angle C opposite side c, the following equation is true:

c² = a² + b² - 2ab cos(C)

where cos(C) is the cosine of angle C. This formula can be rearranged to solve for any of the variables, depending on which values are known.

Given data ,

Let the triangle be represented as ΔEFG

And , the measures of the sides of the triangle are

g = 4.3 cm

e = 9.1 cm

And , measure of angle ∠F = 116°

where c² = a² + b² - 2ab cos(C)

On simplifying , we get

a² = c² - b² + 2abcos ( C )

78.26 ( cos 116° ) - 4.3² - 9.1² = f²

f² = 135.7344

Taking square roots on both sides , we get

f = 11.7 cm

Hence , the length is f = 11.7 cm

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