Answer:
The word per indicates the slope (m) of a linear function, y=mx +b.Using d for x and p for y , the equation representing Ashely's reading is p = 10d. Carly begins on page 40 which represents b, the y intercept of a linear function which indicates an initial amount. So the equation representing Carly's reading is p=8d + 40.
Answer: multiple them all together or add them
Step-by-step explanation:
Step-by-step explanation:

7720 + 80x = 3200 + 120x
I think this is correct. Hope it helps!
Answer: half a inch is 1.27 centimeters
Step-by-step explanation: