4=5/7(3)+b

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Solution for 4=5/7(3)+b equation:



4=5/7(3)+b
We move all terms to the left:
4-(5/7(3)+b)=0
Domain of the equation: 73+b)!=0
We move all terms containing b to the left, all other terms to the right
b)!=-73
b!=-73/1
b!=-73
b∈R
We add all the numbers together, and all the variables
-(+b+5/73)+4=0
We get rid of parentheses
-b+4-5/73=0
We multiply all the terms by the denominator
-b*73-5+4*73=0
We add all the numbers together, and all the variables
-b*73+287=0
Wy multiply elements
-73b+287=0
We move all terms containing b to the left, all other terms to the right
-73b=-287
b=-287/-73
b=3+68/73

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