Question

What is the value of x?
-1/2x - 7 = -11

Answer 1

Answer: 8

Explanation:

Multiply both sides by 2:

-x-14=-22

Move the constant to the right hand side and change its sign:

-x=-22+14

Calculate the sum:

-x=-8

Change the signs:

x=8

Answer 2

x = 8

Explanation:

-1/2 x 8 = -4

-4 - 7 = -11