Question

What is the value of x?

-36 + (-3x) = 0

Answer 1

x = -12

Explanation:

-36 + (-3x) = 0

___________

+36. +36

(add; addition poe)

______________

-3x = 36

_______

÷3 ÷3

(divide; division poe)

_______

-x = 12

______

×÷-1 ×÷-1

(multiply or divide by negative one to cancel out the negative; identity)

______

x = -12