Y = sit ups, x= days
y= 2x + 15
33 = 2x + 15 (subtract 15 from both sides)
18 = 2x (divide both sides by 2)
9 = x, 9 days
To find the rates, you need to find out how much money each booth made per hour. You have to calculate how much money they made in one hour.

Sixth Grade:


Seventh Grade:


Eight Grade:


Therefore since the Sixth graders made the most money per hour, they had the highest rate for raising money.
8.45 rounded to the nearest tenth is:
8.6 because 5 is equal to 5
Hope I Helped You!!! :-)
<span>Have A Good Day!!!</span>
Answer: All of it (natural, whole, integer, and rational)
Step-by-step explanation:
b is 2001 which is rounded to 2000