3x+6+2x+-9=72

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Solution for 3x+6+2x+-9=72 equation:


Simplifying
3x + 6 + 2x + -9 = 72

Reorder the terms:
6 + -9 + 3x + 2x = 72

Combine like terms: 6 + -9 = -3
-3 + 3x + 2x = 72

Combine like terms: 3x + 2x = 5x
-3 + 5x = 72

Solving
-3 + 5x = 72

Solving for variable 'x'.

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

Add '3' to each side of the equation.
-3 + 3 + 5x = 72 + 3

Combine like terms: -3 + 3 = 0
0 + 5x = 72 + 3
5x = 72 + 3

Combine like terms: 72 + 3 = 75
5x = 75

Divide each side by '5'.
x = 15

Simplifying
x = 15

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