3/5a+7=28

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Solution for 3/5a+7=28 equation: 



3/5a+7=28

We move all terms to the left:

3/5a+7-(28)=0



Domain of the equation: 5a!=0

a!=0/5

a!=0

a∈R



We add all the numbers together, and all the variables

3/5a-21=0

We multiply all the terms by the denominator


-21*5a+3=0

Wy multiply elements

-105a+3=0

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

-105a=-3

a=-3/-105

a=1/35

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