9x+9x=81

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Solution for 9x+9x=81 equation: 


Simplifying
9x + 9x = 81

Combine like terms: 9x + 9x = 18x
18x = 81

Solving
18x = 81

Solving for variable 'x'.

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

Divide each side by '18'.
x = 4.5

Simplifying
x = 4.5

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