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if x is directly proportional to y and x= 4.5 when y = 3 find y when x = 24

Respuesta :

bhadelsimron19

Answer:

Step-by-step explanation:

x/y=y/x

4.5/3=24/y

do cross multiplication

24*3=y*4.5

72=4.5y

72/4.5=y

16=y

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