-4/5a=20

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Solution for -4/5a=20 equation: 



-4/5a=20

We move all terms to the left:

-4/5a-(20)=0



Domain of the equation: 5a!=0

a!=0/5

a!=0

a∈R



We multiply all the terms by the denominator


-20*5a-4=0

Wy multiply elements

-100a-4=0

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

-100a=4

a=4/-100

a=-1/25

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