20+-40(3*3-6)=

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Solution for 20+-40(3*3-6)= equation: 


Simplifying
20 + -40(3 * 3 + -6) = 0

Multiply 3 * 3
20 + -40(9 + -6) = 0

Combine like terms: 9 + -6 = 3
20 + -40(3) = 0

Multiply -40 * 3
20 + -120 = 0

Combine like terms: 20 + -120 = -100
-100 = 0

Solving
-100 = 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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