7(3.4-1.2)=115.5

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Solution for 7(3.4-1.2)=115.5 equation: 


Simplifying
7(3.4 + -1.2) = 115.5

Combine like terms: 3.4 + -1.2 = 2.2
7(2.2) = 115.5

Multiply 7 * 2.2
15.4 = 115.5

Solving
15.4 = 115.5

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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