20-4(-3)=

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


20-4(-3)=0

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

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

Remove unnecessary parentheses
+20+12=0

We move all terms containing  to the left and all other terms to the right. 
0=0-20-12

We simplify left and right side of the equation. 
0=-32

0=-32

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

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