6-9x=87

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Solution for 6-9x=87 equation: 


Simplifying
6 + -9x = 87

Solving
6 + -9x = 87

Solving for variable 'x'.

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

Add '-6' to each side of the equation.
6 + -6 + -9x = 87 + -6

Combine like terms: 6 + -6 = 0
0 + -9x = 87 + -6
-9x = 87 + -6

Combine like terms: 87 + -6 = 81
-9x = 81

Divide each side by '-9'.
x = -9

Simplifying
x = -9

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