PimpDeej PimpDeej

27-03-2018
Mathematics

contestada

assume that y varies directly with x, then solve if y=12 when x=15, find x when y=21

and can someone explain to me how they got the answer because i got 16.8

Respuesta :

27-03-2018

24 beacuse x is 3 more than y

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smartstudent1 smartstudent1

27-03-2018

If y is 12 when x is 15 that means that x is 3 more than y. x=y+3 so when y is 21, x=21+3 so x=24

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