Five cupcakes and two cookies cost $19.75. Two cupcakes and four cookies cost $ 17.50.
How much does a cupcake cost?
How much does a cookie cost?
Cupcake: $
Cookie: $

The graph below represents the number of dolphins in a dolphin sanctuary. select all the key features of this function.

20 solve 2(4 x + 3) < 5 x + 21. a) { x | x < 9} b) { x | x > -5} c) { x | x > -9} d) { x | x < 5}

George is putting trim around his rectangular deck, including the gate. he will need 44 feet of trim to do the entire deck. if the deck is 13 feet long, how wide is the deck?