Ms. Keller wants to design the garden so that it resembles a square contained within a rectangle. The modeled area of the square is given by the expression 4x2 + 4x - 2, and the area of the rectangle is
given by the expression 10:c2 – 9. Ms. Keller wants to figure out the area of the rectangle minus the
area of the square in order to determine what area she has available for planting some plants. What
expression represents the area Ms. Keller will have available for planting?

Tyler went to the supermarket to buy food for a food pantry. he has $36, and can carry up to 20 pounds of food in his backpack. pasta costs $1 for a 1-pound package. pasta sauce costs $3 for a 1.5 pound jar. let x = the number of packages of pasta and y = the number of jars of pasta sauce. one package of pasta is the right amount to go with one jar of pasta sauce. what is the best numbers of packages of pasta and jars of pasta sauce to buy for the food pantry? how many packages of pasta? how many jars of pasta sauce? explain your reasoning.