1/7a-2=1

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Solution for 1/7a-2=1 equation: 



1/7a-2=1

We move all terms to the left:

1/7a-2-(1)=0



Domain of the equation: 7a!=0

a!=0/7

a!=0

a∈R



We add all the numbers together, and all the variables

1/7a-3=0

We multiply all the terms by the denominator


-3*7a+1=0

Wy multiply elements

-21a+1=0

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

-21a=-1

a=-1/-21

a=1/21

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