3 years ago

21y+7x=56? what is the value of X

1 answer:

4 0

Answer:

x = 8 - 3y

Step-by-step explanation:

$21y+7x=56\\\\21y-21y+7x=56-21y\\\\7x=56-21y\\\\\frac{7x=56-21y}{7}\\\\\boxed{x=8-3y}$

Hope this helps.

You might be interested in

antoniya [11.8K]

It reachs 5800 population in 1960 if i am not wrong. i'll check this out tomorrow right now i do not have enough time for it.

3 0

3 years ago

kherson [118]

40x.25=10
He spent 10 dollars on them

7 0

3 years ago

BabaBlast [244]

Answe6,-3

Step-by-step explanation:

keoo

3 0

2 years ago

Sergio [31]

3t = 5t - 8

-2t = -8

t = 4

Now put that into -4t + 5:

-4t + 5

-4(4) + 5

-16 + 5

-11

⭐ Please consider brainliest! ⭐

✉️ If any further questions, inbox me! ✉️

6 0

3 years ago

Phoenix [80]

I THINK IT WOULD BE 54 INCHES TALL I THINK

7 0

3 years ago