Step-by-step explanation:
a. y-y1/y2-y1=x-x1/x2-x1
y+9/-5+9=x-9/10-9
y+9/4=x-9/1
y+9/4=x-9
b. y+9=4(x-9)
y+9=4x-45
y-4x=-45-9
y-4x=-54
A because we are looking for the price of a car, plus the 6% back.
Tre's walking speed is 1mi/hr.
Data given;
- distance = 1 mile
- time = 1 hour
<h3>Speed or Velocity</h3>
This is the rate at which an object covers a distance within a particular time frame.

substituting the values into the equation

Tre's walking speed is 1mi/hr
Learn more on speed, rate here;
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