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(-1/2)(-2/5)=x
We simplify the equation to the form, which is simple to understand
(-1/2)*(-2/5)=x
Reorder the terms in parentheses
multiplication of parentheses
( + 0.2)=x
Remove unnecessary parentheses
+ 0.2=x
We move all terms containing x to the left and all other terms to the right.
-1x=-0.2
We simplify left and right side of the equation.
-1x=-0.2
We divide both sides of the equation by -01 to get x.
x=0.2
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