-31-2x+7x=54

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Solution for -31-2x+7x=54 equation: 


Simplifying
-31 + -2x + 7x = 54

Combine like terms: -2x + 7x = 5x
-31 + 5x = 54

Solving
-31 + 5x = 54

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 + 5x = 54 + 31

Combine like terms: -31 + 31 = 0
0 + 5x = 54 + 31
5x = 54 + 31

Combine like terms: 54 + 31 = 85
5x = 85

Divide each side by '5'.
x = 17

Simplifying
x = 17

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