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2 years ago

In a class there are two girls for every three boys. The ratio 2 : 3 compares the

Mathematics

1 answer:

alekssr [168]2 years ago

4 0

Answer:

a. I'm not sure if there's more to the question but I can't answer without knowing how many is the whole class

B. 12 boys

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Hey I need help with this maths question

irinina [24]

Answer:

X=4

Step-by-step explanation:

2X - 10 = -2

2X = 8

X = 8/2

X = 4

Best regards

8 0

3 years ago

Read 2 more answers

(x-5)1/2+5=2<br> (x-5)1/2=-3<br> [(x-5)^1/2]^2=(-3)^2

Studentka2010 [4]

Answer:

x = 14

Step-by-step explanation:

You want to solve for x, right?

(x-5)^(1/2)+5=2

You have it right so far.

(x - 5)^(1/2) = -3

(x - 5) = (-3)^2

x - 5 = 9

x = 9 + 5 = 14

3 0

3 years ago

Which expression is equivalent to 17s - 10 + 3(2+1)?

vekshin1

11s-9 is the answer to ur question

8 0

3 years ago

Read 2 more answers

Shaikha sold 10 packages of sugar cookies and 2 packages of oatmeal cookies for $56. Khalid sold 9 packages of sugar cookies and

ale4655 [162]

Answer:

The system that can be used is:

$10x + 2y = 56$

$9x + 3y = 60$

Step-by-step explanation:

We have that:

x is the price of a package of sugar cookies, y is the price of a package of oatmeal cookies.

Shaikha sold 10 packages of sugar cookies and 2 packages of oatmeal cookies for $56.

This means that:

$10x + 2y = 56$

Khalid sold 9 packages of sugar cookies and 3 packages of oatmeal cookies for $60.

This means that $9x + 3y = 60$

System that can be used:

The system that can be used is:

$10x + 2y = 56$

$9x + 3y = 60$

4 0

3 years ago

Simplify the expression- 3 - 5/6 / 5/2

spin [16.1K]

Answer:

10/3

Step-by-step explanation:

-3-5/6/5/2=-10/3

decimal 0.33333 reaccuring

6 0

3 years ago