12x-4=9x+72x

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Solution for 12x-4=9x+72x equation:


Simplifying
12x + -4 = 9x + 72x

Reorder the terms:
-4 + 12x = 9x + 72x

Combine like terms: 9x + 72x = 81x
-4 + 12x = 81x

Solving
-4 + 12x = 81x

Solving for variable 'x'.

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

Add '-81x' to each side of the equation.
-4 + 12x + -81x = 81x + -81x

Combine like terms: 12x + -81x = -69x
-4 + -69x = 81x + -81x

Combine like terms: 81x + -81x = 0
-4 + -69x = 0

Add '4' to each side of the equation.
-4 + 4 + -69x = 0 + 4

Combine like terms: -4 + 4 = 0
0 + -69x = 0 + 4
-69x = 0 + 4

Combine like terms: 0 + 4 = 4
-69x = 4

Divide each side by '-69'.
x = -0.05797101449

Simplifying
x = -0.05797101449

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