Is −7 a solution of −9x > 45?

Rhonda was organizing photos in a photo album.she took 60 photos and divided them evenly among p pages which algebraic expression represents the number of photos on each page

If a 12 sided regular polygon rotates about its center, at which angle of rotation will the image of the polygon coincide with the preimage?

The graph shows the amount of water that remains in a barrel after it begins to leak. the variable x represents the number of days that have passed since the barrel was filled, and y represents the number of gallons of water that remain in the barrel..