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0.4(3-x)=-2
We simplify the equation to the form, which is simple to understand
0.4(3-x)=-2
Reorder the terms in parentheses
+(+1.2-0.4x)=-2
Remove unnecessary parentheses
+1.2-0.4x=-2
We move all terms containing x to the left and all other terms to the right.
-0.4x=-2-1.2
We simplify left and right side of the equation.
-0.4x=-3.2
We divide both sides of the equation by -0.4 to get x.
x=8
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