20-3/5u=-40

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Solution for 20-3/5u=-40 equation: 



20-3/5u=-40

We move all terms to the left:

20-3/5u-(-40)=0



Domain of the equation: 5u!=0

u!=0/5

u!=0

u∈R



We add all the numbers together, and all the variables

-3/5u+60=0

We multiply all the terms by the denominator


60*5u-3=0

Wy multiply elements

300u-3=0

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

300u=3

u=3/300

u=1/100

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