Question

F(x) = - 2x -4
What is x when F(x) = 10.
Your answer:
a. 11
b. -8
C.-7

Answer 1

C

Explanation:

f(x) = -2x-4

When, f(x) = 10,

-2x-4 = 10

-2x = 14

x = -7

Answer is C