(+21)+(2+9)=90

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Solution for (+21)+(2+9)=90 equation:


(+21)+(2+9)=90

We simplify the equation to the form, which is simple to understand 
(+21)+(2+9)=90

Simplifying terms in parentheses
(+21)+(+11)=90

Remove unnecessary parentheses
+21+(+11)=90

Remove unnecessary parentheses
+21+11=+90

We move all terms containing  to the left and all other terms to the right. 
0=+90-21-11

We simplify left and right side of the equation. 
0=+58

0=58

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

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