On a very cold morning, it was -7 degrees. As the day went on, the temperature rose 3 degrees each hour. What is an equation that shows the temperature over time?

Achef will make pizzas. he has broccoli, peppers, onions, pepperoni, and sausage. how many types of vegetable and one type of meat?

Adam drew two same size rectangles and divided them into the same number of equal parts. he shaded 1/3 of one rectangle and 1/4 of the other rectangle. what is the least number of parts into which both rectangles could be divided into?

The ph level of a blueberry is 3.1 what is the hydrogen-ion concentration [h+] for the blueberry