Lydia's kitchen as about 410 square feet of wall area. one roll of wallpaper covers about 23 square feet. how many rolls of wallpaper will lydia need to paper the walls of the kitchen?

Ared balloon starts at 7.3 meters off the ground and rises at 2.6 meters per second. a blue balloon starts at 12.4 meters off the ground and rises at 1.5 meters per second. when will the balloons be at the same height?

Factor completely. 4p^2 + 36p + 81 express the answer in the form (ap + b)^2

Val and tony get paid per project. val is paid a project fee of $44 plus $12 per hour. tony is paid a project fee of $35 plus $15 per hour. write an expression to represent how much a company will pay to hire both to work the same number of hours on a project.