Question

Given f (x)=-x-3,solve for x when f(x)=-2

Answer 1

x=1

Explanation:

`- 2 = - x - 3`

using calculator you will get the x

Answer 2

-1

first you want to put it like -(-2)-3

When there is a in front of an expression in parentheses, change the sign of each term in the expression

2-3

Calculate the difference

=-1