11-(-7)=

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Solution for 11-(-7)= equation:


11-(-7)=0

We simplify the equation to the form, which is simple to understand 
11-(-7)=0

Remove unnecessary parentheses
11+7=0

We move all terms containing  to the left and all other terms to the right. 
0=0-11-7

We simplify left and right side of the equation. 
0=-18

0=-18

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

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