80.9+42.97+15.15=

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Solution for 80.9+42.97+15.15= equation:


80.9+42.97+15.15=0

We simplify the equation to the form, which is simple to understand 
80.9+42.97+15.15=0

We move all terms containing  to the left and all other terms to the right. 
0=0-80.9-42.97-15.15

We simplify left and right side of the equation. 
0=-139.02

0=-139.02

The left and right sides are not equal, therefore there is no solution. This equation is invalid.

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