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3 years ago

How do you solve age word problems

1 answer:

5 0

These videos might help you

https://www.khanacademy.org/math/algebra/systems-of-linear-equations/systems-of-linear-equations-wor...

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Help ASAP math homework no spam links or i will report

max2010maxim [7]

Answer:

$x = \frac{19-2y}{3}$

$y=-\frac{3x+19}{2}$

Step-by-step explanation:

4x + y = 22

y = x - 3

4x + y + y = 22 + x - 3

4x + 2y = 19 + x

4x - x + 2y = 19 + x - x

3x + 2y ÷ 3 = 19 ÷ 3

$x = \frac{19-2y}{3}$

$y=-\frac{3x+19}{2}$

3 0

2 years ago

Read 2 more answers

A. 60°

Tju [1.3M]

Answer:

60° is the value of y....

7 0

3 years ago

Read 2 more answers

Can y’all help me on num 15

alex41 [277]

Answer:

the answer is 2x+2

Step-by-step explanation:

you have to distribute the two equations and add the common factors together.

8 0

3 years ago

What is the formula for a trapezium

aleksklad [387]

A= (a+b/2) × h

Is the formula for a trapezoid

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3 years ago

Find the measure of x.

Andreyy89

Answer:

x = 10

Step-by-step explanation:

3 0

3 years ago