9-(-5-11)=7

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Solution for 9-(-5-11)=7 equation: 


Simplifying
9 + -1(-5 + -11) = 7

Combine like terms: -5 + -11 = -16
9 + -1(-16) = 7

Multiply -1 * -16
9 + 16 = 7

Combine like terms: 9 + 16 = 25
25 = 7

Solving
25 = 7

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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