Can anyone explain how to do this thank youu!

8/15 = 24/x
A. x = 60
B. x = 12.8
C. x = 5
D. x = 45

3 answers

8/15 = 24/x

Cross multiply.

15 * 24 = 360

8x = 360

Divide both sides by 8.
8x divided by 8 would cancel the 8 out so it would just be x and 360 divided by 8 is 45 so x=45?
thank you!
You are welcome.