30=15+3/5a

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Solution for 30=15+3/5a equation: 



30=15+3/5a

We move all terms to the left:

30-(15+3/5a)=0



Domain of the equation: 5a)!=0

a!=0/1

a!=0

a∈R



We add all the numbers together, and all the variables

-(3/5a+15)+30=0

We get rid of parentheses

-3/5a-15+30=0

We multiply all the terms by the denominator


-15*5a+30*5a-3=0

Wy multiply elements

-75a+150a-3=0

We add all the numbers together, and all the variables

75a-3=0

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

75a=3

a=3/75

a=1/25

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