Three desks and a bookcase together weigh 157ib the bookcase weighs 34ib how much does each desk weigh

Chandler was a caretaker at the state zoo. he noticed that the number of animals adopted by the zoo increased at a constant rate every year since 2010. which of the following graphs shows the slowest rate at which the animals in the zoo were adopted?

What is the average rate of change for this function for the interval from x=2 to x=4 ?

James adds two numbers a + b. sally adds the same two numbers but reverse the order b + a what property of addition assures us that james and sally will get the same sum