SOLUTION: SUPPOSE EACH ORDER PAIRS ARE FOR THE SAME DIRECT VARIATION. FIND EACH MISSING VALUE. A. (-1,2)AND (4,Y) B. (X,-4) AND (-9,-12)

Algebra ->  Expressions-with-variables -> SOLUTION: SUPPOSE EACH ORDER PAIRS ARE FOR THE SAME DIRECT VARIATION. FIND EACH MISSING VALUE. A. (-1,2)AND (4,Y) B. (X,-4) AND (-9,-12)      Log On


   

Question 38059: SUPPOSE EACH ORDER PAIRS ARE FOR THE SAME DIRECT VARIATION. FIND EACH MISSING VALUE.
A. (-1,2)AND (4,Y)
B. (X,-4) AND (-9,-12)
Answer by fractalier(6550) About Me  (Show Source):
You can put this solution on YOUR website!
Direct variation means that as we change x, we change y similarly.
So for (-1,2) AND (4,Y), Y must be -8
and for
(X,-4) AND (-9,-12), X must be -3