72-3x=12-9x

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Solution for 72-3x=12-9x equation:


Simplifying
72 + -3x = 12 + -9x

Solving
72 + -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.
72 + -3x + 9x = 12 + -9x + 9x

Combine like terms: -3x + 9x = 6x
72 + 6x = 12 + -9x + 9x

Combine like terms: -9x + 9x = 0
72 + 6x = 12 + 0
72 + 6x = 12

Add '-72' to each side of the equation.
72 + -72 + 6x = 12 + -72

Combine like terms: 72 + -72 = 0
0 + 6x = 12 + -72
6x = 12 + -72

Combine like terms: 12 + -72 = -60
6x = -60

Divide each side by '6'.
x = -10

Simplifying
x = -10

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