1.2=2/a+5.1

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Solution for 1.2=2/a+5.1 equation: 



1.2=2/a+5.1

We move all terms to the left:

1.2-(2/a+5.1)=0



Domain of the equation: a+5.1)!=0

a∈R



We get rid of parentheses

-2/a-5.1+1.2=0

We multiply all the terms by the denominator


-(5.1)*a+(1.2)*a-2=0

We multiply parentheses

-5.1a+1.2a-2=0

We add all the numbers together, and all the variables

-3.9a-2=0

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

-3.9a=2

a=2/-3.9

a=-2/3.9

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