7(1-1)=45

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Solution for 7(1-1)=45 equation: 


Simplifying
7(1 + -1) = 45

Combine like terms: 1 + -1 = 0
7(0) = 45

Multiply 7 * 0
0 = 45

Anything times zero is zero.
0 = 45

Solving
0 = 45

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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