If 12 + 3 = 15, what other addition fact and what two subtraction facts

are true for 12, 3, and 15?

What happens to the graph of a positive slope line as you move from left to right?

Kelly rents 10 laps around a track each day each lap around the track is 400 m how many days will it take Callie to run a total of 12 km

Desert cover about 1/7 of all land on earth. about what percent of earth's land is made up of desert

X² + 2x - 8 = 0 (x + _) (x - _) x = x =

How do I get my friends from OpenStudy usernames if It doesn't let me login to open study?

Each of the p children at a park receive 3 balloons. If the children receive at least 150 balloons in all, find the minimum number of children at the park.

1. z^2 = 1 √{ } = √{ } z = ± { } The solutions are { } and { }

What is the rate for 171 And 3

At the start of the summer, you have $603.15 in the bank. You make deposits of $90.89 in June, $106.03 in July, and $70.04 in August. At the end of the summer, how much money do you have in the bank?

A plane traveling from phoenix to san Francisco with a tailwind of 35 miles per hour takes 2.5 hours. returning with the headwind it takes the same plane 2 hours and 45 minutes. what is the average speed of the plane in calm conditions?