Answer:
Blank 1: 12.5 mph
Blank 2: .36 hours
Step-by-step explanation:
1. 3.75/.3 = 12.5
2. 4.5/12.5 = .36
8x-4y=28
8x-4y-8x=28-8x
-4y=28-8x
(-4y)/-4=(28-8x)/-4
y=-7+2x
y=2x-7
Answer: y=1x+4
Step-by-step explanation: the b (y-intercept) is 4 and when you go up 1/1 (1) it crosses the lines
c. must be renewed periodically
hope this helps!!