(x^2) - 16 / x+4 = (x-4)(x+4) / (x+4) = x-4, x not equal to -4
D is the answer.
I can answer these problems
Answer:
The independent variable is the amount of miles walked, and the dependent is the total from home.
Step-by-step explanation:
it literally gave you the equation lol
y= 6x + 1/2
