Question

Solve for x if :
f(x)=35
f(2)=2x+10

Answer 1

x = 12.5

Explanation:

f(x) = 35 .... y = 35 it's a horizontal line

for any value of x, the y value will be always 35.

f(2) = 35

2x + 10 = 35

2x = 25

x = 12.5