Which equations show that the set of whole numbers is closed under addition?

Choose all answers that are correct.

A.

0 + (-1) = - 1

B.

1 + 1 = 2

C.

2 + 0 = 2

D.

2 + (-1) = 1

Convert 82.5 pounds to oz

What is 11 feet 8 inches+2 feet 9 inches

Mai had 5 candy bars. She ate half of one candy bar and decided to distribute the remaining bars between her two sisters and herself. How many candy bars did each of the three girls receive?

Consider the function represented by 9x + 3y = 12 with x as the independent variable. How can this function be written using function notation? O FD=+ O F (x) = - 3x+4 O few = - x + O f (y) = - 3y + 4

You have just arrived at summer camp. In your cabin, the counselor has each camper perform the super-secret handshake with every other person in the cabin. You and another person are in the cabin, so there is one handshake.

What is - $40.00 + $10.00

605 divided by 5 using partial products

How long does it take to get 100 dollars when working a 13 dollar an hour job

A person runs 1/2 miles in 1/14 hour. What is the persons speed miles per hour.

150 is what percent of 25?