31-9x=85

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Solution for 31-9x=85 equation: 


Simplifying
31 + -9x = 85

Solving
31 + -9x = 85

Solving for variable 'x'.

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

Add '-31' to each side of the equation.
31 + -31 + -9x = 85 + -31

Combine like terms: 31 + -31 = 0
0 + -9x = 85 + -31
-9x = 85 + -31

Combine like terms: 85 + -31 = 54
-9x = 54

Divide each side by '-9'.
x = -6

Simplifying
x = -6

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