9x-54=-3x+-90

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Solution for 9x-54=-3x+-90 equation:


Simplifying
9x + -54 = -3x + -90

Reorder the terms:
-54 + 9x = -3x + -90

Reorder the terms:
-54 + 9x = -90 + -3x

Solving
-54 + 9x = -90 + -3x

Solving for variable 'x'.

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

Add '3x' to each side of the equation.
-54 + 9x + 3x = -90 + -3x + 3x

Combine like terms: 9x + 3x = 12x
-54 + 12x = -90 + -3x + 3x

Combine like terms: -3x + 3x = 0
-54 + 12x = -90 + 0
-54 + 12x = -90

Add '54' to each side of the equation.
-54 + 54 + 12x = -90 + 54

Combine like terms: -54 + 54 = 0
0 + 12x = -90 + 54
12x = -90 + 54

Combine like terms: -90 + 54 = -36
12x = -36

Divide each side by '12'.
x = -3

Simplifying
x = -3

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