15x-18x=687

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Solution for 15x-18x=687 equation: 


Simplifying
15x + -18x = 687

Combine like terms: 15x + -18x = -3x
-3x = 687

Solving
-3x = 687

Solving for variable 'x'.

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

Divide each side by '-3'.
x = -229

Simplifying
x = -229

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