12x+72-3x=2x-13

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Solution for 12x+72-3x=2x-13 equation:


Simplifying
12x + 72 + -3x = 2x + -13

Reorder the terms:
72 + 12x + -3x = 2x + -13

Combine like terms: 12x + -3x = 9x
72 + 9x = 2x + -13

Reorder the terms:
72 + 9x = -13 + 2x

Solving
72 + 9x = -13 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
72 + 9x + -2x = -13 + 2x + -2x

Combine like terms: 9x + -2x = 7x
72 + 7x = -13 + 2x + -2x

Combine like terms: 2x + -2x = 0
72 + 7x = -13 + 0
72 + 7x = -13

Add '-72' to each side of the equation.
72 + -72 + 7x = -13 + -72

Combine like terms: 72 + -72 = 0
0 + 7x = -13 + -72
7x = -13 + -72

Combine like terms: -13 + -72 = -85
7x = -85

Divide each side by '7'.
x = -12.14285714

Simplifying
x = -12.14285714

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