2x+6x-81=63

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Solution for 2x+6x-81=63 equation:


Simplifying
2x + 6x + -81 = 63

Reorder the terms:
-81 + 2x + 6x = 63

Combine like terms: 2x + 6x = 8x
-81 + 8x = 63

Solving
-81 + 8x = 63

Solving for variable 'x'.

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

Add '81' to each side of the equation.
-81 + 81 + 8x = 63 + 81

Combine like terms: -81 + 81 = 0
0 + 8x = 63 + 81
8x = 63 + 81

Combine like terms: 63 + 81 = 144
8x = 144

Divide each side by '8'.
x = 18

Simplifying
x = 18

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