81-2(9-1)=

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Solution for 81-2(9-1)= equation: 


Simplifying
81 + -2(9 + -1) = 0

Combine like terms: 9 + -1 = 8
81 + -2(8) = 0

Multiply -2 * 8
81 + -16 = 0

Combine like terms: 81 + -16 = 65
65 = 0

Solving
65 = 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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