Mia discovered that if she takes half her age and adds 3, it produces the same result as taking one-fourth of her age and adding 7. How old is Mia?​

Answers

Answer 1

Answer:

she would be 16 years old

Step-by-step explanation:

hope this helps!! :D

Answer 2

From the given information we found out that age of Mia is 16 years.

What is a linear equation?

A linear equation is an algebraic equation of degree one. In general, the variable or the variables(in the case of a linear equation in two variables) the variables are x and y.

Given, Mia discovered that if she takes half her age and adds 3,

Assuming Mia's age to be x years.

(1/2)x + 3...(i)

It produces the same result as taking one-fourth of her age and adding 7,

(1/4)x + 7...(ii)

So, (1/2)x + 3 = (1/4)x + 7.

(1/2)x - (1/4)x = 7 - 3.

(1/4)x = 4.

x = 4×4/1.

x = 16.

So, Age of Mia is 16 years.

learn more about linear equations here :

https://brainly.com/question/19549073

#SPJ2


Related Questions

Keisha wants to buy a stereo. Her mother said if Keisha saved 75% of the cost of the stereo, she would pay the other 25% and the taxes. If the cost of the stereo is $150.00, how much money does Keisha need to save?

Keisha needs to save $________???

HURRY PLS

Answers

Answer:

$112.50

Step-by-step explanation:

25% is $37.50

37.50x3=112.50

Answer:

its 112.50

Step-by-step explanation:

i got it right

What is the slope of a line perpendicular to the line whose equation is x+y=−1. Fully reduce your answer.

Answers

Make y = mx = b
y = -x - 1
Slope is -1
Perpendicular = opposite sign and reciprocal slope
1/1 = 1, slope would be 1
Solution: slope = 1

can you please help me
Step by step as well for brainliest

Answers

Answer:

Step-by-step explanation:

42:7=ED:24

cross multiply 42 into 24.

Then divide by 7

you will get ED

Then use pythageorous theorem.

Ed square + 42 square=Ef square

Then do square root of Ef square

Rachel's biscuits require 0.75 cup of milk for 1 batch. Use dimensional analysis to convert this amount into liters. Use the conversion factors 1 cup/0.5 pints to convert cups into pints, 1 pint/0.5 quart to convert pintos to quarts, and 1 quart/0.94 liter to convert quarts to liters. Use the correct number of significant digits to give your answer

Answers

Answer:

0.75 cup = 0.1763 liters

Step-by-step explanation:

From the question:

Using the conversion factors given in question

We are converting

0.75 cup to liters

Step 1

Convert cups to pint

1 cup = 0.5 pints

0.75 cup = x pints

x = 0.75 × 0.5 pints

x = 0.375 pints

Step 2

Convert pints to Quart

1 pints = 0.5 quart

0.375 pint = x quart

Cross Multiply

x quart = 0.375 × 0.5 quart

x quart = 0.1875 quart

Step 3

Convert from quart

1 quart = 0.94 liter

0.1875 quart = x liter

Cross Multiply

x liter = 0.1875 × 0.94 liter

x liter = 0.17625 liters

Approximately to 4 significant figures= 0.75 cup = 0.1763 liters

Answer:

0.75 cup = 0.1763 liters

Original price $3:29;markdown 35%
What the value please help me

Answers

Need help on this too

Answer:

2.94

Step-by-step explanation:

3.29 - 35/100 = 2.94


HELP, i’m not good a triangles

Answers

Answer:

B

Step-by-step explanation:

SSS stand for Side Side Side, so the truangle must identify all it's sides. To identify sides it uses lines through the side like in B where 1 side has 1 line, 1 side has 2 lines, and the other side has 3 lines. That is the side identifiers, and because each side in B matches with 1 side in A, means that A and B are congruent because they have the same sides, so SSS.

This is confusing to explain, if you have any questions post them in the comments.

Unit
i-Ready
2
6) Paige walks to the park mile 2/3 away. It takes her 16 minutes to get there. Paige
her speed in miles per minute.
Which fraction represents Paige's wants to know speed in miles per minute?

Answers

Answer:2/3 / 16

Step-by-step explanation:

I js did it n got that

Answer:

2/3 / 16 or two-thirds divided by 16

Step-by-step explanation:

i did it and got it right and i need points. ty c:

Several paint mixtures are made by mixing blue paint and white paint. Paint Colors Blue Paint White Paint Mixture A 5 cups 12 cups Mixture B 6 cups 6 cups Mixture C 4 cups 12 cups Mixture D 5 cups 6 cups Which mixture has the highest ratio of blue paint to white paint?

Answers

Answer: Mixture C. 1:3

Step-by-step explanation:

given data:

paint mixtures

mixture               blue                white

   A                       12                      5

   B                        6                       6

   C                        12                     4

   D                        6                       5

Solution:

= [tex]\frac{4}{12}[/tex]

= [tex]\frac{1}{3}[/tex]

= 1:3

from the given data, mixture C has the highest number or ratio of blue paint to white paint which is 1:3 this means for every bucket of white paint there are 3 other buckets of blue.

Answer:

Mixture B

Step-by-step explanation:

got it right on the test

Please help me out!!!!!

Answers

Answer:

Step-by-step explanation:

7(2)³ - 2(2)² + 4(2) - 5 = 51

The answer is (D).

HURRY PLEASE!!! Which generic rectangle would be used to factor x^2+7x+6

Answers

Answer:

Rectangle B

Step-by-step explanation:

Given the expression x^2+7x+6, to get the required rectangle we need to factorize first;

= x^2+7x+6

= x^2+6x+x+6

= x(x+6)  + 1 (x+6)

= (x+1)(x+6)

From line 2 we will see that the terms contains x², 6x, x and 6. The rectangle that contains all this terms is rectangle B. Hence option B is correct.

Can someone help with this question I don’t understand it!??!

Answers

Answer:

I think it's A, B, and B

Step-by-step explanation:

Pretty sure that irrational numbers are like square roots of things

Translate the sentence into an inequality.
Twice the difference of a number and3 is at most 16.
Use the variable for the unknown number.

Answers

2(x - 3) ≤ 16. Youre welcome

O A. yis all real numbers.
O B. y> 0
C. O sys 8
D. -65 x<6

Answers

Answer:

C. 0 ≤ y ≤ 8

General Formulas and Concepts:

Algebra I

Range is the set of y-values that are outputted by function f(x)

Step-by-step explanation:

According to the graph, we see that the line's y-value span from 0 to 8. Since both are closed dots, they are inclusive in the range:

[0, 8] or 0 ≤ y ≤ 8

8^2+4(8-14)^2 Evaluate the experssion.

Answers

Answer:

208

Step-by-step explanation:

PEMDAS:

Parenthesis first:

8^2 + 4 (8 - 14)^2

8^2 + 4 (-6)^2

Exponents second:

8^2 + 4 (-6)^2

64 + 4 (36)

Multiply third:

64 + 4 (36)

64 + 144

Add last and solve:

64 + 144 = 208

Robert needs to know if the triangle shown is a right triangle. Which equation could he use to help? A. 36+ 25= 49B. 25 + 36 = 49 C. 25 2 + 36 2 = 49 2 D. 36 2 –25 2 = 49 2

Answers

Answer:

C. 25² + 36² = 49²

Step-by-step explanation:

We use the Pythagoras theorem to determine if the triangle is a right angle triangle. The theorem states that the square of the hypotenuse is equal to the sum of the squares of the other two sides.

In geometry, hypotenuse is the longest side in a right angle triangle. This means it would have the highest number.

A. 36+ 25= 49

This is wrong because the theorem deal with the sum of the squares of the other two sides.

B. 25 + 36 = 49

This is wrong because the theorem deal with the sum of the squares of the other two sides.

C. 25² + 36² = 49²

This is correct as it matches the theorem.

D. 36² –25² = 49²

This is wrong because the theorem deal with the sum of the squares of the other two sides and not their difference.

What is the value of the expression below when x=8 and y=3? 8x-9y

Answers

Answer:

8(8)-9(3)

64-27= 37

Step-by-step explanation:

37
8(8)-9(3)
64-27=27

Complete the table.
Original Price
Percent of Discount
Sale Price
25%
$40
Please helppp!!

Answers

Answer-
10

Explanation-
25% x 4= 100%
And
10 x 4 = 40

a $320 dollar suit is marked down by 30% find the sales price

Answers

Answer:

224

Step-by-step explanation:

James’s little brother and sister wanted to get a face paint. There were 5 kids in front, each kid takes 15 minutes to get their face painted. How many minutes do they have to wait after 3 kids?

Answers

Answer:

9 minutes

Step-by-step explanation:

As it states in the question it takes 15 minutes to paint 5 kids so you do 15/5=3

So it takes 3 minutes to paint each kid.

In the problem it asks how long does it take to paint three kids.

So now we do 3 minutes*3 kids=9 minutes

So it takes 9 minutes to paint three kids

Hope this helps,

Please give me brainliest if you think my answer is correct.

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Answers

Answer: Ehhhhhhh

Hello?

Oof

14. A six-sided die is rolled and a fair coin is flipped.
Find the probability that the die lands on an 2 or 3 and the
coin comes up tails.

Answers

Answer:

The probability that the die will land on 2 or 3 Is a 1/6 chance the coin to land on tails is a 1/2 chance.

Hope this helps!

What is the slope of the line shown below?

A. 2
B. -1/2
C. -8/5
D. -2

Answers

D -2 is correct answer

Teresa purchased a prepaid phone card for $30. Long distance calls cost 22 cents a minute using this card. Teresa used her card only once to make a long
distance call. If the remaining credit on her card is $22.74, how many minutes did her call last?

Answers

the answer is 33 minutes

Answer:

33 minutes

Step-by-step explanation:

first find how much money she spent

30 - 22.74 = $7.26 spent

divide that by 0.22

7.26 / 0.22 = 33 minutes

hope this helps <3

Five friends are going to share One-half of a pizza. How much of a whole pizza will each friend eat? Which equation can be used to solve the problem above? 5 divided by one-half = n one-half divided by 5 = n n divided by 5 = one-half n divided by one-half = 5

Answers

Answer:

1/2 divided by 5

Step-by-step explanation:

Answer:

The first answer

Step-by-step explanation:

Please help me! 10 pts and brainliest! Please

Which equation can be solved to find the value of y in this diagram? The pic is above!

A. y+ 116 + 30 = 180
B. y-116 - 30 =360
C. y+116 + 30 - 360
D. y-116 - 30 = 180

Answers

D I think, it’s for sure not B or C.

Greg is filling his swimming pool at a rate of 42 gallons every 3 minutes. What is the constant rate of change in gallons per minute? Fill in the grid on your answer document. Be sure to use the correct place value.

Answers

Answer:

what are teachers teaching these days!?!?!?

Step-by-step explanation:

‍♀️

Scale on a floor plan is 1 inch 8 feet what actual distance is represented by a distance of 2.6 inches on the floor plan?

Answers

Answer:I’m pretty sure it’s b (20.8)

Step-by-step explanation:

Mae Ling earns a weekly salary of $390 plus a 8.0% commission on sales at a gift shop. How much would she make in a work week if she sold $4,300 worth of merchandise?

Answers

Answer:

She would make $734 in a work week if she sold $4,300 worth of merchandise.

Step-by-step explanation:

First, you should calculate the amount she would receive on comissions by multiplying the amount she sold for 8%:

$4,300*8%=$344

Now, you have to add the weekly salary plus the amount she receives for the comission on sales:

$390+$344=$734

According to this, the answer is that she would make $734 in a work week if she sold $4,300 worth of merchandise.

What is the slope of a line perpendicular to the line whose equation is 2x+12y=−192. Fully reduce your answer.

Answers

Step-by-step explanation:

12y = -2x - 192

y = -1/6 x - 16

Hence the slope of the perpendicular line is 6.

Answer:

12y = -2x - 192

y = -1/6 x - 16

Step-by-step explanation:

Hope this helped have an amazing day!

Is it A B C or D? Please respond

Answers

The answer is the second one; B.
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