T=21+4.5X
21 is the original temp.
4.5 is the constant rate I got when I subtracted 75-21=54 then divided 54/12min=4.5.
75 =21 + 4.5(12)
Answer:
Equals 6 1/2
Step-by-step explanation:
You need to add 3 and 2 first. then Put 5 over 6 and 2 over 3 and add them together
Answer:
Step-by-step explanation:
Answer:
x > -3.2
Step-by-step explanation:
Answer:
She sold 10 cups per hour
Step-by-step explanation:
To find the number per hour, divide the total sold by the total number of hours.
20 cups/2 hours = 10 per hour