72-4X=-12X

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Solution for 72-4X=-12X equation:


Simplifying
72 + -4X = -12X

Solving
72 + -4X = -12X

Solving for variable 'X'.

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

Add '12X' to each side of the equation.
72 + -4X + 12X = -12X + 12X

Combine like terms: -4X + 12X = 8X
72 + 8X = -12X + 12X

Combine like terms: -12X + 12X = 0
72 + 8X = 0

Add '-72' to each side of the equation.
72 + -72 + 8X = 0 + -72

Combine like terms: 72 + -72 = 0
0 + 8X = 0 + -72
8X = 0 + -72

Combine like terms: 0 + -72 = -72
8X = -72

Divide each side by '8'.
X = -9

Simplifying
X = -9

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