3x-8+9x=9x+72+9

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Solution for 3x-8+9x=9x+72+9 equation:


Simplifying
3x + -8 + 9x = 9x + 72 + 9

Reorder the terms:
-8 + 3x + 9x = 9x + 72 + 9

Combine like terms: 3x + 9x = 12x
-8 + 12x = 9x + 72 + 9

Reorder the terms:
-8 + 12x = 72 + 9 + 9x

Combine like terms: 72 + 9 = 81
-8 + 12x = 81 + 9x

Solving
-8 + 12x = 81 + 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.
-8 + 12x + -9x = 81 + 9x + -9x

Combine like terms: 12x + -9x = 3x
-8 + 3x = 81 + 9x + -9x

Combine like terms: 9x + -9x = 0
-8 + 3x = 81 + 0
-8 + 3x = 81

Add '8' to each side of the equation.
-8 + 8 + 3x = 81 + 8

Combine like terms: -8 + 8 = 0
0 + 3x = 81 + 8
3x = 81 + 8

Combine like terms: 81 + 8 = 89
3x = 89

Divide each side by '3'.
x = 29.66666667

Simplifying
x = 29.66666667

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