-2(7--3)+4=

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Solution for -2(7--3)+4= equation:


-2(7--3)+4=0

We simplify the equation to the form, which is simple to understand 
-2(7+3)+4=0

Simplifying terms in parentheses
-2*(+10)+4=0

Reorder the terms in parentheses
+(-20)+4=0

Remove unnecessary parentheses
-20+4=0

We move all terms containing  to the left and all other terms to the right. 
0=0+20-4

We simplify left and right side of the equation. 
0=+16

0=16

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

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