the distance between the school and her home is 3.6km.
explanation
12 mins = 0.2 hours = 1/5 hour
54 Ă· 3 = 18km per hour
1/5 of 18 = 3.6km per 12 mins
Answer from: Quest
this would be 35. 35 + 5 = 40. you take the known constant and subtract by the answer of the equation and you get y.
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