-4=4/5a

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Solution for -4=4/5a equation: 



-4=4/5a

We move all terms to the left:

-4-(4/5a)=0



Domain of the equation: 5a)!=0

a!=0/1

a!=0

a∈R



We add all the numbers together, and all the variables

-(+4/5a)-4=0

We get rid of parentheses

-4/5a-4=0

We multiply all the terms by the denominator


-4*5a-4=0

Wy multiply elements

-20a-4=0

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

-20a=4

a=4/-20

a=-1/5

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