Answer:

Step-by-step explanation:
*
=
= 
Anything between -3≤x<3
Those integers can be -2,-1,0,1 or 2
Answer:

Step-by-step explanation:
The general direct variation equation is
y = kx
Plug in x = 4 and y = 6 and solve for k.
6 = k * 4
4k = 6
k = 6/4 = 3/2

Х - has Danny
2 - has Carly
--------------------------
9 - have together
x + 2 = 9
x = 9 - 2
x = 7 - has Carly.