Question

Variable y varies directly with variable x, and y = 45 when x = 9.

What is value of y when x = 2?

y =

Answer 1

What do you think? If you don't know that's 100% fine

Answer 2

You there?

Answer 3

yes srry

Answer 4

i was thinking 10

Answer 5

You're fine now what do you rhink your answer for Y would be?

Answer 6

BRAVO!

Answer 7

First find the base value of y when x=1, this can be found by dividing 45 by 9
From this we know when x=1 y=5
Multiply both variables by 2
x=2 y=10

Answer 8

so i got it right?

Answer 9

yeah