Question

Solve for x.

y=4x
y=20
Simplify your answer as much as possible.
PLEASE HELP ME

Answer 1

Explanation:

Y=2x........ equation 1

Y=20....... equation 2

If y=20 then let's substitute y=20 into equation 1

20=2x

Solve for x by dividing both sides by 2.

20/2=2x/2

x=10.

Answer 2

x = 5

Explanation:

y = 20; y = 4x

20 = y = 4x

20 = 4x

5 = x

x = 5