20=-3*-3-11

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Solution for 20=-3*-3-11 equation: 


Simplifying
20 = -3 * -3 + -11

Multiply -3 * -3
20 = 9 + -11

Combine like terms: 9 + -11 = -2
20 = -2

Solving
20 = -2

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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