(9x+9)-(90+9x)=27

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Solution for (9x+9)-(90+9x)=27 equation: 


Simplifying
(9x + 9) + -1(90 + 9x) = 27

Reorder the terms:
(9 + 9x) + -1(90 + 9x) = 27

Remove parenthesis around (9 + 9x)
9 + 9x + -1(90 + 9x) = 27
9 + 9x + (90 * -1 + 9x * -1) = 27
9 + 9x + (-90 + -9x) = 27

Reorder the terms:
9 + -90 + 9x + -9x = 27

Combine like terms: 9 + -90 = -81
-81 + 9x + -9x = 27

Combine like terms: 9x + -9x = 0
-81 + 0 = 27
-81 = 27

Solving
-81 = 27

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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