heyitssaba81 heyitssaba81
  • 25-02-2018
  • Mathematics
contestada

Solve for all values of r 3r/r-5 - 2/r+3=r/r+3

Respuesta :

tn0982p46cab tn0982p46cab
  • 25-02-2018
(3r)/(r-5) = (r+2)/(r+3)
(3r)(r+3)=(r-5)(r+2)
3r^2 +9r= r^2-3r-10
2r^2+12r+10=0
2(r^2+6r+5)=0
2(r+5)(r+1)=0
r=-1 or r=-5
Answer Link
saikowshik saikowshik
  • 25-02-2018
Install the app called Photomath and scan in it. I got the answer.
Answer Link

Otras preguntas

Which type of blood vessel usually carries oxygen-poor blood? Which type of blood vessel usually carries oxygen-rich blood?
Bats have eardrums that can do the same thing. Explain why bats need excellent hearing?
What is the main idea of party time on reading plus
What is the first 6 nonzero multiples of 7?
What is an antonym for organelle
The sum of two numbers is 94. The larger number is 8 less than twice the smaller number. What is the larger number?
x=5 2x+y=10 what would the coordinates be
describe step by step how we can map the field of a variable quantity.
the ratio of dogs to cats in the pet store is 3/5. how many cats are there in the store if there are 21 dogs
What is the equivalent of 3/6