Question

X=2+2t

y=t-21

x=8

What is y?

Answer 1

Explanation:

X=2+2t

If x = 8

Then 8 = 2 + 2t

8 - 2 = 2t

6 = 2t

t = 6/2

t = 3

y= t - 21

y = 3 - 21

y = -18