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-2(4b+1)+(9b-8)=0
We simplify the equation to the form, which is simple to understand
-2(4b+1)+(9b-8)=0
Reorder the terms in parentheses
+(-8b-2)+(9b-8)=0
Remove unnecessary parentheses
-8b-2+(+9b-8+)=0
Remove unnecessary parentheses
-8b-2+9b-8=0
We move all terms containing b to the left and all other terms to the right.
-8b+9b=0+2+8
We simplify left and right side of the equation.
+1b=+10
We divide both sides of the equation by 1 to get b.
b=10
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