Question

7. Evaluate f(x) = -2x - 5 for x = 3. A. 1 B. 11 C. –6 D. –11

Answer 1

I think the answer is d. -11

Explanation:

Replace the variable x with 3 in the expression.
f(3)=-2•3-5

Multiply -2 by 3
f(3)=-6 -5

Subtract 5 from -6
f(3)= -11

Then the answer should be -11.