12x+81-3x=7x+67

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Solution for 12x+81-3x=7x+67 equation:


Simplifying
12x + 81 + -3x = 7x + 67

Reorder the terms:
81 + 12x + -3x = 7x + 67

Combine like terms: 12x + -3x = 9x
81 + 9x = 7x + 67

Reorder the terms:
81 + 9x = 67 + 7x

Solving
81 + 9x = 67 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
81 + 9x + -7x = 67 + 7x + -7x

Combine like terms: 9x + -7x = 2x
81 + 2x = 67 + 7x + -7x

Combine like terms: 7x + -7x = 0
81 + 2x = 67 + 0
81 + 2x = 67

Add '-81' to each side of the equation.
81 + -81 + 2x = 67 + -81

Combine like terms: 81 + -81 = 0
0 + 2x = 67 + -81
2x = 67 + -81

Combine like terms: 67 + -81 = -14
2x = -14

Divide each side by '2'.
x = -7

Simplifying
x = -7

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