If i wanted to shift the graph of y = 2x+5 up, which equation could you use?

Which expression will have the same sum as 3_8 + 1/4?

Fanny mendelssohn manages all the magazines and paperback books at a local grocery store. she prices many paperbacks to sell at $7.99. the cost to the store is $5.29. what is the markup rate on a paperback book, based on its cost?

The cost of using a service is $0.25 per min. what equation correctly represents the total cost c, in dollars, for d days of use?