5=2,5/(x+3)

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Solution for 5=2,5/(x+3) equation: 



5=2.5/(x+3)

We move all terms to the left:

5-(2.5/(x+3))=0



Domain of the equation: (x+3))!=0

x∈R



We multiply all the terms by the denominator


-(2.5+5*(x+3))=0



We calculate terms in parentheses: -(2.5+5*(x+3)), so:

2.5+5*(x+3)

determiningTheFunctionDomain
5*(x+3)+2.5

We multiply parentheses

5x+15+2.5

We add all the numbers together, and all the variables

5x+17.5

Back to the equation:

-(5x+17.5)



We get rid of parentheses

-5x-17.5=0

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

-5x=17.5

x=17.5/-5

x=-3+2.5/5

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