Answer:
I think it is 998.4
Step-by-step explanation:
1/2X+4=X-4
1/2X+8=X
8=1/2X
16=X
(Pick one of the equations )
y=1/2X+4
y=(1/2)(16)+4
y=12
point: (16,12)
Marcus
Weeks Total Saved (x, y)
1 10 (1,10)
2 20 (2, 20)
3 30 (3 30)
4 40 (4, 40)
David
Weeks Total Saved (x, y)
1 15 (1, 15)
2 30 (2, 30)
3 45 (3, 45)
4 60 (4, 60)
Answer:
6.4
Step-by-step explanation: