5x-12+3x+6=72

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Solution for 5x-12+3x+6=72 equation:


Simplifying
5x + -12 + 3x + 6 = 72

Reorder the terms:
-12 + 6 + 5x + 3x = 72

Combine like terms: -12 + 6 = -6
-6 + 5x + 3x = 72

Combine like terms: 5x + 3x = 8x
-6 + 8x = 72

Solving
-6 + 8x = 72

Solving for variable 'x'.

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

Add '6' to each side of the equation.
-6 + 6 + 8x = 72 + 6

Combine like terms: -6 + 6 = 0
0 + 8x = 72 + 6
8x = 72 + 6

Combine like terms: 72 + 6 = 78
8x = 78

Divide each side by '8'.
x = 9.75

Simplifying
x = 9.75

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