-18-78=-12x-42

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Solution for -18-78=-12x-42 equation:


Simplifying
-18 + -78 = -12x + -42

Combine like terms: -18 + -78 = -96
-96 = -12x + -42

Reorder the terms:
-96 = -42 + -12x

Solving
-96 = -42 + -12x

Solving for variable 'x'.

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

Add '12x' to each side of the equation.
-96 + 12x = -42 + -12x + 12x

Combine like terms: -12x + 12x = 0
-96 + 12x = -42 + 0
-96 + 12x = -42

Add '96' to each side of the equation.
-96 + 96 + 12x = -42 + 96

Combine like terms: -96 + 96 = 0
0 + 12x = -42 + 96
12x = -42 + 96

Combine like terms: -42 + 96 = 54
12x = 54

Divide each side by '12'.
x = 4.5

Simplifying
x = 4.5

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