2x+31=9x-25

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Solution for 2x+31=9x-25 equation: 


Simplifying
2x + 31 = 9x + -25

Reorder the terms:
31 + 2x = 9x + -25

Reorder the terms:
31 + 2x = -25 + 9x

Solving
31 + 2x = -25 + 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.
31 + 2x + -9x = -25 + 9x + -9x

Combine like terms: 2x + -9x = -7x
31 + -7x = -25 + 9x + -9x

Combine like terms: 9x + -9x = 0
31 + -7x = -25 + 0
31 + -7x = -25

Add '-31' to each side of the equation.
31 + -31 + -7x = -25 + -31

Combine like terms: 31 + -31 = 0
0 + -7x = -25 + -31
-7x = -25 + -31

Combine like terms: -25 + -31 = -56
-7x = -56

Divide each side by '-7'.
x = 8

Simplifying
x = 8

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