(b+1)2=9

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Solution for (b+1)2=9 equation: 



(b+1)2=9

We move all terms to the left:

(b+1)2-(9)=0

We multiply parentheses

2b+2-9=0

We add all the numbers together, and all the variables

2b-7=0

We move all terms containing b to the left, all other terms to the right

2b=7

b=7/2

b=3+1/2

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