-15=5/2u

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Solution for -15=5/2u equation: 



-15=5/2u

We move all terms to the left:

-15-(5/2u)=0



Domain of the equation: 2u)!=0

u!=0/1

u!=0

u∈R



We add all the numbers together, and all the variables

-(+5/2u)-15=0

We get rid of parentheses

-5/2u-15=0

We multiply all the terms by the denominator


-15*2u-5=0

Wy multiply elements

-30u-5=0

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

-30u=5

u=5/-30

u=-1/6

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