138-8x=9x+15

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Solution for 138-8x=9x+15 equation:


Simplifying
138 + -8x = 9x + 15

Reorder the terms:
138 + -8x = 15 + 9x

Solving
138 + -8x = 15 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
138 + -8x + -9x = 15 + 9x + -9x

Combine like terms: -8x + -9x = -17x
138 + -17x = 15 + 9x + -9x

Combine like terms: 9x + -9x = 0
138 + -17x = 15 + 0
138 + -17x = 15

Add '-138' to each side of the equation.
138 + -138 + -17x = 15 + -138

Combine like terms: 138 + -138 = 0
0 + -17x = 15 + -138
-17x = 15 + -138

Combine like terms: 15 + -138 = -123
-17x = -123

Divide each side by '-17'.
x = 7.235294118

Simplifying
x = 7.235294118

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