4*(b*b+3)=b*(4b+2)

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Solution for 4*(b*b+3)=b*(4b+2) equation: 



4(b*b+3)=b(4b+2)

We move all terms to the left:

4(b*b+3)-(b(4b+2))=0

We multiply parentheses

4b^2-(b(4b+2))+12=0



We calculate terms in parentheses: -(b(4b+2)), so:

b(4b+2)

We multiply parentheses

4b^2+2b

Back to the equation:

-(4b^2+2b)



We get rid of parentheses

4b^2-4b^2-2b+12=0

We add all the numbers together, and all the variables

-2b+12=0

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

-2b=-12

b=-12/-2

b=+6

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