7/5a-12=2/5a

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Solution for 7/5a-12=2/5a equation: 



7/5a-12=2/5a

We move all terms to the left:

7/5a-12-(2/5a)=0



Domain of the equation: 5a!=0

a!=0/5

a!=0

a∈R





Domain of the equation: 5a)!=0

a!=0/1

a!=0

a∈R



We add all the numbers together, and all the variables

7/5a-(+2/5a)-12=0

We get rid of parentheses

7/5a-2/5a-12=0

We multiply all the terms by the denominator


-12*5a+7-2=0

We add all the numbers together, and all the variables

-12*5a+5=0

Wy multiply elements

-60a+5=0

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

-60a=-5

a=-5/-60

a=1/12

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