138-5x=5x+15

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Solution for 138-5x=5x+15 equation:


Simplifying
138 + -5x = 5x + 15

Reorder the terms:
138 + -5x = 15 + 5x

Solving
138 + -5x = 15 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
138 + -5x + -5x = 15 + 5x + -5x

Combine like terms: -5x + -5x = -10x
138 + -10x = 15 + 5x + -5x

Combine like terms: 5x + -5x = 0
138 + -10x = 15 + 0
138 + -10x = 15

Add '-138' to each side of the equation.
138 + -138 + -10x = 15 + -138

Combine like terms: 138 + -138 = 0
0 + -10x = 15 + -138
-10x = 15 + -138

Combine like terms: 15 + -138 = -123
-10x = -123

Divide each side by '-10'.
x = 12.3

Simplifying
x = 12.3

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