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2(-1)+4(4-2)2=0
We simplify the equation to the form, which is simple to understand
2(-1)+4(4-2)2=0
Reorder the terms in parentheses
+(-2)+4*(+2)*2=0
Remove unnecessary parentheses
-2+4+*(+2+)+*2=0
Reorder the terms in parentheses
-2+(+8)*2=0
Reorder the terms in parentheses
-2+(+16)=0
Remove unnecessary parentheses
-2+16=0
We move all terms containing to the left and all other terms to the right.
0=0+2-16
We simplify left and right side of the equation.
0=-14
0=-14
The left and right sides are not equal, therefore there is no solution. This equation is invalid.
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