a/3=(2/5)X-1

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Solution for a/3=(2/5)X-1 equation: 



a/3=(2/5)a-1

We move all terms to the left:

a/3-((2/5)a-1)=0



Domain of the equation: 5)a-1)!=0

a!=0/1

a!=0

a∈R



We add all the numbers together, and all the variables

a/3-((+2/5)a-1)=0

We calculate fractions


5a^2/15a+()/15a=0

We multiply all the terms by the denominator


5a^2+()=0

We add all the numbers together, and all the variables

5a^2=0

a = 5; b = 0; c = 0;
Δ = b2-4ac
Δ = 02-4·5·0
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$a=\frac{-b}{2a}=\frac{0}{10}=0$

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