2/5a=-20

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Solution for 2/5a=-20 equation: 



2/5a=-20

We move all terms to the left:

2/5a-(-20)=0



Domain of the equation: 5a!=0

a!=0/5

a!=0

a∈R



We add all the numbers together, and all the variables

2/5a+20=0

We multiply all the terms by the denominator


20*5a+2=0

Wy multiply elements

100a+2=0

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

100a=-2

a=-2/100

a=-1/50

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