x is an integer and y=-2x-8,what is the least value of x for which y less than9

Question

options are -9  ,-8 ,-7 ,-6  ,-5

Answer 1

First, let y = 8 (which is the first integer less than 9)

Then, solve for x

 

8 = -2x-8

8+8 = -2x-8+8

16 = -2x
16/-2 = -2x/-2

-8 = x