75 students are going on the trip. The number of 7th graders is five more than the number of 6th graders. The number of 8th graders is fifteen less than three times the number of 6th graders. Determine the number of 6th, 7th, and 8th graders attending the trip.

Tamera puts 15/4 gallons of gasoline in her car. which mixed number represents the gallons of gasoline? a) 2 3/4 gallons b) 3 1/4 gallons c) 3 3/4 gallons d) 4 1/2 gallons answer it's worth a lot of points!

Plzzz i beg u so much asaaaap ! what is the slope of this line? enter your answer in the box.

Which is a true statement comparing the graphs of x^2/6^2-y^2/8^2 = 1 and x^2/8^2-y^2/6^2 the foci of both graphs are the same points. the lengths of both transverse axes are the same. the directrices of = 1 are horizontal while the directrices of = 1 are vertical. the vertices of = 1 are on the y-axis while the vertices of = 1 are on the x-axis.