To find the value of the function when x = -4, substitute -4 for x in the equation y = (1/8)x - 13:
y = (1/8)(-4) - 13
= -1/2 - 13
= -13.5
The value of the function when x = -4 is -13.5.
What is the value of the function y=1/8x−13 when x=−4?(1 point)
Responses
−13.5
negative 13.5
−16
negative 16
−12.5
negative 12.5
−15
1 answer