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3(x-1)-(x+4)=7(x+1)
We simplify the equation to the form, which is simple to understand
3(x-1)-(x+4)=7(x+1)
Reorder the terms in parentheses
+(+3x-3)-(x+4)=7*(x+1)
Remove unnecessary parentheses
+3x-3-(+x+4+)=+7+*(+x+1+)
Remove unnecessary parentheses
+3x-3-1x-4=7*(x+1)
Reorder the terms in parentheses
+3x-3-1x-4=+(+7x+7)
Remove unnecessary parentheses
+3x-3-1x-4=+7x+7
We move all terms containing x to the left and all other terms to the right.
+3x-1x-7x=+7+3+4
We simplify left and right side of the equation.
-5x=+14
We divide both sides of the equation by -5 to get x.
x=-2.8
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