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-1/2(2)2+5=0
We simplify the equation to the form, which is simple to understand
-1/2(2)2+5=0
Simplifying:
-0.5*(2)*2+5=0
Reorder the terms in parentheses
+(-1)*2+5=0
Reorder the terms in parentheses
+(-2)+5=0
Remove unnecessary parentheses
-2+5=0
We move all terms containing to the left and all other terms to the right.
0=0+2-5
We simplify left and right side of the equation.
0=-3
0=-3
The left and right sides are not equal, therefore there is no solution. This equation is invalid.
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