3+1/5b=3/15b

Solution for 3+1/5b=3/15b equation:

3+1/5b=3/15b

We move all terms to the left:

3+1/5b-(3/15b)=0


Domain of the equation: 5b!=0

b!=0/5

b!=0

b∈R



Domain of the equation: 15b)!=0

b!=0/1

b!=0

b∈R


We add all the numbers together, and all the variables

1/5b-(+3/15b)+3=0

We get rid of parentheses

1/5b-3/15b+3=0

We calculate fractions


15b/75b^2+(-15b)/75b^2+3=0

We multiply all the terms by the denominator


15b+(-15b)+3*75b^2=0

Wy multiply elements

225b^2+15b+(-15b)=0

We get rid of parentheses

225b^2+15b-15b=0

We add all the numbers together, and all the variables

225b^2=0

a = 225; b = 0; c = 0;
Δ = b2-4ac
Δ = 02-4·225·0
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$b=\frac{-b}{2a}=\frac{0}{450}=0$