Respuesta :
Answer:
9
Step-by-step explanation:
f(x) = 2x - 10
8 = 2x - 10
18 = 2x
9 = x
Best of Luck!
Answer:
see below
Step-by-step explanation:
f (x) = 2x – 10
Let f(x) = 8
8 = 2x-10
Add 10 to each side
8+10 =2x-10+10
18 =2x
Divide by 2
18/2 = 2x/2
9 =x
If you mean
f(8) = ?
Let x=8
f(8) = 2*8-10
= 16-10
= 6
f(8) = 6