Question

If y=4 when x=2 find y when x=16

Answer 1

I am going to assume that "y" varies directly as "x."

y = kx

4 = k(2)

2 = k

y = kx

y = 2(16)

y = 32

Explanation:

There ya go. :)

Answer 2

y will be 8??

Explanation:

y = 8 x= 16