3(21+13)=15

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Solution for 3(21+13)=15 equation:


3(21+13)=15

We simplify the equation to the form, which is simple to understand 
3(21+13)=15

Reorder the terms in parentheses
+(+102)=15

Remove unnecessary parentheses
+102=+15

We move all terms containing  to the left and all other terms to the right. 
0=+15-102

We simplify left and right side of the equation. 
0=-87

0=-87

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

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