2.7-(-7.7)=

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Solution for 2.7-(-7.7)= equation: 


Simplifying
2.7 + -1(-7.7) = 0

Multiply -1 * -7.7
2.7 + 7.7 = 0

Combine like terms: 2.7 + 7.7 = 10.4
10.4 = 0

Solving
10.4 = 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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