Question

Select the correct answer.

If the function y= x - 31 is a linear function, what is the value of a?
OA 1
OB. 2
OC. 3
OD. 4

Answer 1

a=1

Explanation:

This is assuming that by A you mean y=ax+b. So you have y=x-31, following the y=ax+b equation, A is the coefficient in front of x, which is 1.