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7-(x+1)=8+2x-3(4x-5x)
We simplify the equation to the form, which is simple to understand
7-(x+1)=8+2x-3(4x-5x)
Simplifying terms in parentheses
7-(x+1)=8+2x-3*(-1x)
Remove unnecessary parentheses
7-1x-1=8+2x-3*(-1x)
Reorder the terms in parentheses
7-1x-1=8+2x+(+3x)
Remove unnecessary parentheses
+7-1x-1=+8+2x+3x
We move all terms containing x to the left and all other terms to the right.
-1x-2x-3x=+8-7+1
We simplify left and right side of the equation.
-6x=+2
We divide both sides of the equation by -6 to get x.
x=-0.333333333333
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