J. Mont-Rios
New member
- Joined
- Apr 5, 2006
- Messages
- 9
directions:find an equation of joint variation. then solve for the missing value.
r varies directly as s and t. one set of values is r=28, s=7, t=8. find r when s=12 and t=9
r varies directly as s and t. one set of values is r=28, s=7, t=8. find r when s=12 and t=9