8-[(7-2)+(11-20)]=

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Solution for 8-[(7-2)+(11-20)]= equation: 


Simplifying
8 + -1[(7 + -2) + (11 + -20)] = 0

Combine like terms: 7 + -2 = 5
8 + -1[(5) + (11 + -20)] = 0
8 + -1[5 + (11 + -20)] = 0

Combine like terms: 11 + -20 = -9
8 + -1[5 + (-9)] = 0
8 + -1[5 + -9] = 0

Combine like terms: 5 + -9 = -4
8 + -1[-4] = 0

Multiply -1 * -4
8 + 4 = 0

Combine like terms: 8 + 4 = 12
12 = 0

Solving
12 = 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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