Physics, asked by bismarck12boakye, 3 months ago

A car runs(y+10)km at 40km/h and (y-60)km at 60km/h. If the total time used for the entire journey was three hours find y

Answers

Answered by hedaeturrahman

2

Answer:

90

Explanation:

(y+10)/40 + (y-60)/60 =3

so, y=90

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