Michael wants to buy some songs for his mp3 player. each song costs $0.99. write an expression to represent the total cost for songs michael bought, s. translate into algebraic expression.

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year the population of her town is changing by a constant rate

How can you construct perpendicular lines and prove theorems about perpendicular lines

Someone answer asap for ! the following statements are true about the coins calvin and sasha have collected. * calvin and sasha has the same amount of money. * calvin has only quarters. * sasha has dimes, nickels, and pennies * calvin has the same number of quarters as sasha has dimes. * sasha has $1.95 in coins that are not dimes. exactly how many quarters does calvin have?