4+12=-40+x

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Solution for 4+12=-40+x equation:


Simplifying
4 + 12 = -40 + x

Combine like terms: 4 + 12 = 16
16 = -40 + x

Solving
16 = -40 + x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-1x' to each side of the equation.
16 + -1x = -40 + x + -1x

Combine like terms: x + -1x = 0
16 + -1x = -40 + 0
16 + -1x = -40

Add '-16' to each side of the equation.
16 + -16 + -1x = -40 + -16

Combine like terms: 16 + -16 = 0
0 + -1x = -40 + -16
-1x = -40 + -16

Combine like terms: -40 + -16 = -56
-1x = -56

Divide each side by '-1'.
x = 56

Simplifying
x = 56

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