3x-9x+76=3x+31

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Solution for 3x-9x+76=3x+31 equation:


Simplifying
3x + -9x + 76 = 3x + 31

Reorder the terms:
76 + 3x + -9x = 3x + 31

Combine like terms: 3x + -9x = -6x
76 + -6x = 3x + 31

Reorder the terms:
76 + -6x = 31 + 3x

Solving
76 + -6x = 31 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
76 + -6x + -3x = 31 + 3x + -3x

Combine like terms: -6x + -3x = -9x
76 + -9x = 31 + 3x + -3x

Combine like terms: 3x + -3x = 0
76 + -9x = 31 + 0
76 + -9x = 31

Add '-76' to each side of the equation.
76 + -76 + -9x = 31 + -76

Combine like terms: 76 + -76 = 0
0 + -9x = 31 + -76
-9x = 31 + -76

Combine like terms: 31 + -76 = -45
-9x = -45

Divide each side by '-9'.
x = 5

Simplifying
x = 5

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