(25+2)+(21+-12)=

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Solution for (25+2)+(21+-12)= equation:


(25+2)+(21+-12)=0

We simplify the equation to the form, which is simple to understand
(25+2)+(21+-12)=0

Simplifying terms in parentheses
(+27)+(21+-12)=0

Simplifying terms in parentheses
(+27)+(+-12+21)=0

Remove unnecessary parentheses
+27+(+-12+21)=0

Simplifying terms in parentheses
+27+(+-12+21)=0

Remove unnecessary parentheses
+27+-12+21=0

We move all terms containing to the left and all other terms to the right.
0=0-27-21

We simplify left and right side of the equation.
0=-48

0=-48

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

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