A shop sells small boxes and large boxes for storing CDs. Asmall box stores x CDs.
A large box stores y CDs.
Ethan buys 7 small boxes.
He also buys 5 large boxes.
Ethan can store a total of TCDs in these boxes.
Write down a formula for T in terms of x and y.

Last saturday, the museum box office sold 281 tickets for a total of $3,954. adults ticket cost $15, and students ticket cost $12. how many of each kind of tickets were sold?

Suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet.

Given: klmn is a parallelogram m? n=3m? k, lf ? kn , ld ? nm kf=2 cm, fn=4 cm find: lf, ld