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2(1-x)+7x=-3(x+3)
We simplify the equation to the form, which is simple to understand
2(1-x)+7x=-3(x+3)
Reorder the terms in parentheses
+(+2-2x)+7x=-3*(x+3)
Remove unnecessary parentheses
+2-2x+7x=-3+*(+x+3+)
Reorder the terms in parentheses
+2-2x+7x=+(-3x-9)
Remove unnecessary parentheses
+2-2x+7x=-3x-9
We move all terms containing x to the left and all other terms to the right.
-2x+7x+3x=-9-2
We simplify left and right side of the equation.
+8x=-11
We divide both sides of the equation by 8 to get x.
x=-1.375
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