Jennifer and Gavin both plan on walking 4.5 miles, and they want to finish at the same time. If Gavin starts walking at 1:00 pm, at what
time should Jennifer start walking?

Which expression is equivalent to 2x^2+2x-4/2x^2-4x+2

Cam bought some used books for $4.95. he paid $0.50 each for some books and $0.35 each for the others. he bought fewer than 8 books at each price. how many books did cam buy?

What is the slope of the line shown below?