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x-2(3.90909090)=-6
We simplify the equation to the form, which is simple to understand
x-2(3.90909090)=-6
Reorder the terms in parentheses
x+(-7.8181818)=-6
Remove unnecessary parentheses
+x-7.8181818=-6
We move all terms containing x to the left and all other terms to the right.
+1x=-6+7.8181818
We simplify left and right side of the equation.
+1x=+1.8181818
We divide both sides of the equation by 1 to get x.
x=1.8181818
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