15x-63=6x+81

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Solution for 15x-63=6x+81 equation:


Simplifying
15x + -63 = 6x + 81

Reorder the terms:
-63 + 15x = 6x + 81

Reorder the terms:
-63 + 15x = 81 + 6x

Solving
-63 + 15x = 81 + 6x

Solving for variable 'x'.

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

Add '-6x' to each side of the equation.
-63 + 15x + -6x = 81 + 6x + -6x

Combine like terms: 15x + -6x = 9x
-63 + 9x = 81 + 6x + -6x

Combine like terms: 6x + -6x = 0
-63 + 9x = 81 + 0
-63 + 9x = 81

Add '63' to each side of the equation.
-63 + 63 + 9x = 81 + 63

Combine like terms: -63 + 63 = 0
0 + 9x = 81 + 63
9x = 81 + 63

Combine like terms: 81 + 63 = 144
9x = 144

Divide each side by '9'.
x = 16

Simplifying
x = 16

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