b+3/4=21

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Solution for b+3/4=21 equation: 



b+3/4=21

We move all terms to the left:

b+3/4-(21)=0

determiningTheFunctionDomain
b-21+3/4=0

We multiply all the terms by the denominator


b*4+3-21*4=0

We add all the numbers together, and all the variables

b*4-81=0

Wy multiply elements

4b-81=0

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

4b=81

b=81/4

b=20+1/4

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