-72+7x=84-5x

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Solution for -72+7x=84-5x equation:


Simplifying
-72 + 7x = 84 + -5x

Solving
-72 + 7x = 84 + -5x

Solving for variable 'x'.

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

Add '5x' to each side of the equation.
-72 + 7x + 5x = 84 + -5x + 5x

Combine like terms: 7x + 5x = 12x
-72 + 12x = 84 + -5x + 5x

Combine like terms: -5x + 5x = 0
-72 + 12x = 84 + 0
-72 + 12x = 84

Add '72' to each side of the equation.
-72 + 72 + 12x = 84 + 72

Combine like terms: -72 + 72 = 0
0 + 12x = 84 + 72
12x = 84 + 72

Combine like terms: 84 + 72 = 156
12x = 156

Divide each side by '12'.
x = 13

Simplifying
x = 13

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