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8-(3+b)=0
We simplify the equation to the form, which is simple to understand
8-(3+b)=0
Remove unnecessary parentheses
8-3-1b=0
We move all terms containing b to the left and all other terms to the right.
-1b=0-8+3
We simplify left and right side of the equation.
-1b=-5
We divide both sides of the equation by -1 to get b.
b=5
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