9x-3x+99=9x+39

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Solution for 9x-3x+99=9x+39 equation:


Simplifying
9x + -3x + 99 = 9x + 39

Reorder the terms:
99 + 9x + -3x = 9x + 39

Combine like terms: 9x + -3x = 6x
99 + 6x = 9x + 39

Reorder the terms:
99 + 6x = 39 + 9x

Solving
99 + 6x = 39 + 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.
99 + 6x + -9x = 39 + 9x + -9x

Combine like terms: 6x + -9x = -3x
99 + -3x = 39 + 9x + -9x

Combine like terms: 9x + -9x = 0
99 + -3x = 39 + 0
99 + -3x = 39

Add '-99' to each side of the equation.
99 + -99 + -3x = 39 + -99

Combine like terms: 99 + -99 = 0
0 + -3x = 39 + -99
-3x = 39 + -99

Combine like terms: 39 + -99 = -60
-3x = -60

Divide each side by '-3'.
x = 20

Simplifying
x = 20

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