7.8+-(8.7)=

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Solution for 7.8+-(8.7)= equation: 


Simplifying
7.8 + -1(8.7) = 0

Multiply -1 * 8.7
7.8 + -8.7 = 0

Combine like terms: 7.8 + -8.7 = -0.9
-0.9 = 0

Solving
-0.9 = 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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