ily3000sm ily3000sm

18-06-2020
Mathematics

contestada

If r+s/r =3 and t+r/t =5, what is the value of s/t ?

Respuesta :

Stephen46 Stephen46

18-06-2020

r+s/r=3

3r=r+s

s=2r

t+r/t=5

5t=t+r

4t=r

t=1/4r

s/t=2r÷1/4r

s/t=8

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