9+9+9(-2)+7=

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Solution for 9+9+9(-2)+7= equation: 


Simplifying
9 + 9 + 9(-2) + 7 = 0

Multiply 9 * -2
9 + 9 + -18 + 7 = 0

Combine like terms: 9 + 9 = 18
18 + -18 + 7 = 0

Combine like terms: 18 + -18 = 0
0 + 7 = 0
7 = 0

Solving
7 = 0

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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