7+5-6=4.2+7.5+4

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Solution for 7+5-6=4.2+7.5+4 equation: 


Simplifying
7 + 5 + -6 = 4.2 + 7.5 + 4

Combine like terms: 7 + 5 = 12
12 + -6 = 4.2 + 7.5 + 4

Combine like terms: 12 + -6 = 6
6 = 4.2 + 7.5 + 4

Combine like terms: 4.2 + 7.5 = 11.7
6 = 11.7 + 4

Combine like terms: 11.7 + 4 = 15.7
6 = 15.7

Solving
6 = 15.7

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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