The value of y varies directly with x . Find the value of k when y 33.6 and x = 4.2

Question

asked Sep 19, 2021 40.9k views

2 Answers

Barbar · Answer 1 · 2021-09-26T07:43:58+0000

Answer:

k=8

Explanation:

Since y and x are in direct proportions, the equation is

y= kx, where k is a constant.

when y= 33.6, x=4.2,

33.6= k(4.2)

k= 33.6 ÷4.2

k=8