Yes, it is. You may prove it using something like this: 1 is an integer. 1-1 is a difference between integers. A difference between integers returns an integer, so 0 is an integer.
8
A. Delivery is $20. One cord is $120.
B. 1 1/2 cord costs $200. ($180 for the cord and $20 for the delivery)
(I can’t see the full problem for 9)
143 x 2 = 286 because if you mulitpy each by 2 you get 286
Answer:
The Olympic sized swimming pool hold 660501.9 gallons of water.
Step-by-step explanation:
Given that:
Water hold by an Olympic sized swimming pool = 2500000 liters
We know that;
1 gallon = 3.785 liters
Therefore,
We will divide the total number of water in liters by 3.785 to find the number of gallons.
Gallons of water in pool = 
Gallons of water in pool =
gallons
Hence,
The Olympic sized swimming pool hold 660501.9 gallons of water.
Answer:use money she planned to spend on her medical bills to pay her credit card