216=r/2+214r=

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Solution for 216=r/2+214r= equation: 



216=r/2+214r=

We move all terms to the left:

216-(r/2+214r)=0



Domain of the equation: 2+214r)!=0

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

214r)!=-2

r!=-2/1

r!=-2

r∈R



We add all the numbers together, and all the variables

-(+214r+r/2)+216=0

We get rid of parentheses

-214r-r/2+216=0

We multiply all the terms by the denominator


-214r*2-r+216*2=0

We add all the numbers together, and all the variables

-1r-214r*2+432=0

Wy multiply elements

-1r-428r+432=0

We add all the numbers together, and all the variables

-429r+432=0

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

-429r=-432

r=-432/-429

r=1+1/143

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