1/2(4.5+b2)(6)=21

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Solution for 1/2(4.5+b2)(6)=21 equation: 



1/2(4.5+b2)(6)=21

We move all terms to the left:

1/2(4.5+b2)(6)-(21)=0



Domain of the equation: 2(4.5+b2)6!=0

b∈R



We add all the numbers together, and all the variables

1/2(+b^2+4.5)6-21=0

We multiply all the terms by the denominator


-21*2(+b^2+4.5)6+1=0

Wy multiply elements

-42b(++1=0

We use the square of the difference formula

-42b(+1=0

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