3x+109=15x-71

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Solution for 3x+109=15x-71 equation:


Simplifying
3x + 109 = 15x + -71

Reorder the terms:
109 + 3x = 15x + -71

Reorder the terms:
109 + 3x = -71 + 15x

Solving
109 + 3x = -71 + 15x

Solving for variable 'x'.

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

Add '-15x' to each side of the equation.
109 + 3x + -15x = -71 + 15x + -15x

Combine like terms: 3x + -15x = -12x
109 + -12x = -71 + 15x + -15x

Combine like terms: 15x + -15x = 0
109 + -12x = -71 + 0
109 + -12x = -71

Add '-109' to each side of the equation.
109 + -109 + -12x = -71 + -109

Combine like terms: 109 + -109 = 0
0 + -12x = -71 + -109
-12x = -71 + -109

Combine like terms: -71 + -109 = -180
-12x = -180

Divide each side by '-12'.
x = 15

Simplifying
x = 15

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