The value of y varies directly with x. If x = 3, then y = 21. What is the value of x when y = 105? F 3/5 G 1 2/3 H 7 J 15

asked Jan 4, 2022 223k views

1 vote

The value of y varies directly with x. If x = 3, then y = 21. What is the value of x when y = 105?

F 3/5
G 1 2/3
H 7
J 15

7.4k points

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4 votes

Answer:

Explanation:

$y \alpha x \\ (y)/(x) = k \\ (21)/(3) = (105)/(x) \\ x = 15$

Martin Lang answered Jan 8, 2022

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