Question

Let f(x)=(5)x+12. Evaluate f(0) without using a calculator.

Answer 1

13

Explanation:

Substitute 0 for x and simplify. f(0)=(5)0+12=1+12=13.

Answer 2

f(0) = 12

Explanation:

You want to substitute 0 for x

f(0) = 5(0) + 12

f(0) = 12