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13=2x-3(x+4)
We simplify the equation to the form, which is simple to understand
13=2x-3(x+4)
Reorder the terms in parentheses
13=2x+(-3x-12)
Remove unnecessary parentheses
+13=+2x-3x-12
We move all terms containing x to the left and all other terms to the right.
-2x+3x=-12-13
We simplify left and right side of the equation.
+1x=-25
We divide both sides of the equation by 1 to get x.
x=-25
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