20-4(-3)2=

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Solution for 20-4(-3)2= equation:


20-4(-3)2=0

We simplify the equation to the form, which is simple to understand 
20-4(-3)2=0

Reorder the terms in parentheses
20+(+12)*2=0

Reorder the terms in parentheses
20+(+24)=0

Remove unnecessary parentheses
+20+24=0

We move all terms containing  to the left and all other terms to the right. 
0=0-20-24

We simplify left and right side of the equation. 
0=-44

0=-44

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

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