Question

What is the value of the function y=1/8x−13 when x=−4 ?
A. −16

B. −12.5

C. −15

D. −13.5

Answers

GPT 3.5
C. -15

Plugging in x = -4 into the equation y = 1/8x - 13:

y = 1/8(-4) - 13
y = -1/2 - 13
y = -15

So, the value of the function when x = -4 is -15.