Respuesta :

the answer is r=9/8s
2r = 5s/2 - s/4
2r = 10s-s /4     [ took LCM of 4 & 2 ]
2r = 9s/4
9s = 2r*4
s = 8r/9

In short, your answer would be 8r/9

hope this helps!

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