7/10r-1=5+3/10r

Solution for 7/10r-1=5+3/10r equation:

7/10r-1=5+3/10r

We move all terms to the left:

7/10r-1-(5+3/10r)=0


Domain of the equation: 10r!=0

r!=0/10

r!=0

r∈R



Domain of the equation: 10r)!=0

r!=0/1

r!=0

r∈R


We add all the numbers together, and all the variables

7/10r-(3/10r+5)-1=0

We get rid of parentheses

7/10r-3/10r-5-1=0

We multiply all the terms by the denominator


-5*10r-1*10r+7-3=0

We add all the numbers together, and all the variables

-5*10r-1*10r+4=0

Wy multiply elements

-50r-10r+4=0

We add all the numbers together, and all the variables

-60r+4=0

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

-60r=-4

r=-4/-60

r=1/15