The pool director has a list of 123 students who have signed up for swimming lessons. the pool director can register 7 students in each class. what is the least number of classes needed for all the students to be registered in a class?

Tabby sells clothing at a retail store, and she earns a commission of 6.25% on all items she sells. last week she sold a pair of jeans for $32.50, a skirt for $18.95, and 2 blouses for $14.95 each. what was tabby's total commission? a $4.15 b $5.08 c $81.35 d $348.60

Which equation results from adding the equations in this system? x+6y=9 and -x+2y=-15

What is the solution to the division problem below x3+x2-11x+4/x+4