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0.4x=2x+12
We simplify the equation to the form, which is simple to understand
0.4x=2x+12
We move all terms containing x to the left and all other terms to the right.
+ 0.4x-2x=+12
We simplify left and right side of the equation.
-1.6x=+12
We divide both sides of the equation by -1.6 to get x.
x=-7.5
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