15+(-7)=

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Solution for 15+(-7)= equation:


15+(-7)=0

We simplify the equation to the form, which is simple to understand 
15+(-7)=0

Remove unnecessary parentheses
+15-7=0

We move all terms containing  to the left and all other terms to the right. 
0=0-15+7

We simplify left and right side of the equation. 
0=-8

0=-8

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

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