81x=63x+72

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Solution for 81x=63x+72 equation: 


Simplifying
81x = 63x + 72

Reorder the terms:
81x = 72 + 63x

Solving
81x = 72 + 63x

Solving for variable 'x'.

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

Add '-63x' to each side of the equation.
81x + -63x = 72 + 63x + -63x

Combine like terms: 81x + -63x = 18x
18x = 72 + 63x + -63x

Combine like terms: 63x + -63x = 0
18x = 72 + 0
18x = 72

Divide each side by '18'.
x = 4

Simplifying
x = 4

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