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-2(-2+4)=16
We simplify the equation to the form, which is simple to understand
-2(-2+4)=16
Simplifying terms in parentheses
-2*(+2)=16
Reorder the terms in parentheses
+(-4)=16
Remove unnecessary parentheses
-4=+16
We move all terms containing to the left and all other terms to the right.
0=+16+4
We simplify left and right side of the equation.
0=+20
0=20
The left and right sides are not equal, therefore there is no solution. This equation is invalid.
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