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0,2x-0.1x+2*(x-1)=3
We simplify the equation to the form, which is simple to understand
0,2x-0.1x+2*(x-1)=3
Reorder the terms in parentheses
0,2x-0.1x+(+2x-2)=3
Remove unnecessary parentheses
,2x-0.1x+2x-2=+3
We move all terms containing x to the left and all other terms to the right.
+ 0.2x-0.1x+2x=+3+2
We simplify left and right side of the equation.
+2.1x=+5
We divide both sides of the equation by 2.1 to get x.
x=2.38095238095
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