7(2.5+3(12-7))=

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Solution for 7(2.5+3(12-7))= equation: 


Simplifying
7(2.5 + 3(12 + -7)) = 0

Combine like terms: 12 + -7 = 5
7(2.5 + 3(5)) = 0

Multiply 3 * 5
7(2.5 + 15) = 0

Combine like terms: 2.5 + 15 = 17.5
7(17.5) = 0

Multiply 7 * 17.5
122.5 = 0

Solving
122.5 = 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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