1.8a/4.2a-2=2/3

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Solution for 1.8a/4.2a-2=2/3 equation: 



1.8a/4.2a-2=2/3

We move all terms to the left:

1.8a/4.2a-2-(2/3)=0



Domain of the equation: 4.2a!=0

a!=0/4.2

a!=0

a∈R



We add all the numbers together, and all the variables

1.8a/4.2a-2-(+2/3)=0

We get rid of parentheses

1.8a/4.2a-2-2/3=0

We calculate fractions


(1.8a*3)/(4.2a*3)+(-8a)/(4.2a*3)-2=0

We add all the numbers together, and all the variables

(+1.8a*3)/(+4.2a*3)+(-8a)/(+4.2a*3)-2=0

We multiply all the terms by the denominator


(+1.8a*3)+(-8a)-2*(+4.2a*3)=0

We multiply parentheses

(+1.8a*3)+(-8a)-24a=0

We get rid of parentheses

1.8a*3-8a-24a=0

We add all the numbers together, and all the variables

-32a+1.8a*3=0

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