Answer:

Step-by-step explanation:
Given

Required
Determine the equation for the model
Represent the number of hours with h and the miles with m.
Using distance formula:

In this case, it is:

So, we have:


Answer:
1/4
Step-by-step explanation:
Substitute x=-1 to find y
Given y= 2^2x
y(-1)=2^-2=1/(2^2)
Answer:
180/7
Step-by-step explanation:
Comment if you want it, but it's very long.
Answer:
b = 104
Step-by-step explanation:
Slope is expressed as;
m = y2-y1/x2-x1
14 = b - 6/5-(-2)
14 = b - 6/5+2
14 = b-6/7
Cross multiply
b-6 = 14 * 7
b - 6 = 98
b = 98 + 6
b = 104
What part do you not understand?