-20=-5/2y

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Solution for -20=-5/2y equation: 



-20=-5/2y

We move all terms to the left:

-20-(-5/2y)=0



Domain of the equation: 2y)!=0

y!=0/1

y!=0

y∈R



We get rid of parentheses

5/2y-20=0

We multiply all the terms by the denominator


-20*2y+5=0

Wy multiply elements

-40y+5=0

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

-40y=-5

y=-5/-40

y=1/8

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