5x-138=117-12x

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Solution for 5x-138=117-12x equation:


Simplifying
5x + -138 = 117 + -12x

Reorder the terms:
-138 + 5x = 117 + -12x

Solving
-138 + 5x = 117 + -12x

Solving for variable 'x'.

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

Add '12x' to each side of the equation.
-138 + 5x + 12x = 117 + -12x + 12x

Combine like terms: 5x + 12x = 17x
-138 + 17x = 117 + -12x + 12x

Combine like terms: -12x + 12x = 0
-138 + 17x = 117 + 0
-138 + 17x = 117

Add '138' to each side of the equation.
-138 + 138 + 17x = 117 + 138

Combine like terms: -138 + 138 = 0
0 + 17x = 117 + 138
17x = 117 + 138

Combine like terms: 117 + 138 = 255
17x = 255

Divide each side by '17'.
x = 15

Simplifying
x = 15

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