54-3x=12-9x

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Solution for 54-3x=12-9x equation:


Simplifying
54 + -3x = 12 + -9x

Solving
54 + -3x = 12 + -9x

Solving for variable 'x'.

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

Add '9x' to each side of the equation.
54 + -3x + 9x = 12 + -9x + 9x

Combine like terms: -3x + 9x = 6x
54 + 6x = 12 + -9x + 9x

Combine like terms: -9x + 9x = 0
54 + 6x = 12 + 0
54 + 6x = 12

Add '-54' to each side of the equation.
54 + -54 + 6x = 12 + -54

Combine like terms: 54 + -54 = 0
0 + 6x = 12 + -54
6x = 12 + -54

Combine like terms: 12 + -54 = -42
6x = -42

Divide each side by '6'.
x = -7

Simplifying
x = -7

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