-12=72-4x-90-6x

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Solution for -12=72-4x-90-6x equation:


Simplifying
-12 = 72 + -4x + -90 + -6x

Reorder the terms:
-12 = 72 + -90 + -4x + -6x

Combine like terms: 72 + -90 = -18
-12 = -18 + -4x + -6x

Combine like terms: -4x + -6x = -10x
-12 = -18 + -10x

Solving
-12 = -18 + -10x

Solving for variable 'x'.

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

Add '10x' to each side of the equation.
-12 + 10x = -18 + -10x + 10x

Combine like terms: -10x + 10x = 0
-12 + 10x = -18 + 0
-12 + 10x = -18

Add '12' to each side of the equation.
-12 + 12 + 10x = -18 + 12

Combine like terms: -12 + 12 = 0
0 + 10x = -18 + 12
10x = -18 + 12

Combine like terms: -18 + 12 = -6
10x = -6

Divide each side by '10'.
x = -0.6

Simplifying
x = -0.6

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