amoymckenzie011 amoymckenzie011

02-03-2021
Mathematics

contestada

If y varies to x and if y=6 when , x=9 find y when x=15

Respuesta :

02-03-2021

Answer:

y=10

Step-by-step explanation:

Set up a proportion

x/y = 9/6 (simplified, 3/2)

15/y = 3/2

Use cross multiplication,

3y = 30

y = 10

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