Question

If f(x) = 4x + 3(x – 7), what is f(2x)? Simplify your answer.

Answer 1

Answer: -7 is the answer

Step-by-step explanation:

4(2)+3(2-7)

2-7 is -5

-5 times 3 is -15

4 times 2 is 8

-15+8=-7