5.–/1 points My Notes
Question Part
Points
Submissions Used
Find all solutions of the given system of equations and check your answer graphically. HINT [See Examples 1-4.] (If there is no solution, enter NO SOLUTION. If the system is dependent, express your answer in terms of x, where y = y(x).)
3x − 2y	 = 	2
9x − 6y	 = 	6
(x, y) =



6.–/1 points My Notes
Question Part
Points
Submissions Used
Find all solutions of the given system of equations and check your answer graphically. HINT [See Examples 1-4.] (If there is no solution, enter NO SOLUTION. If the system is dependent, express your answer in terms of x, where y = y(x).)
2x	 − 	4y	 = 	3
4x	 − 	8y	 = 	3
(x, y) =



7.–/2 points My Notes
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Points
Submissions Used
You manage an ice cream factory that makes two flavors: Creamy Vanilla and Continental Mocha. Into each quart of Creamy Vanilla go 2 eggs and 3 cups of cream. Into each quart of Continental Mocha go 1 egg and 3 cups of cream. You have in stock 800 eggs and 1650 cups of cream. How many quarts of each flavor should you make in order to use up all the eggs and cream? HINT [See Example 5.]
Creamy Vanilla	  qt
Continental Mocha    	  qt
8.–/2 points My Notes
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An appropriations bill passes the U.S. House of Representatives with 95 more members voting in favor than against. If all 435 members of the House vote for or against the bill, how many voted in favor and how many voted against?
in favor
  members
against
  members
9.–/2 points My Notes
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The best sports dorm on campus, Lombardi House, has won a total of 9 games this semester. Some of these games were soccer games, and the others were football games. According to the rules of the university, each win in a soccer game earns the winning house 2 points, whereas each win in a football game earns them 4 points. If the total number of points Lombardi House earned was 28, how many of each type of game did they win?
soccer
  games
football
  games
10.–/1 points My Notes
Question Part
Points
Submissions Used
The demand and supply functions for your college newspaper are, respectively, q = −11,000p + 2,300 and q = 6,000p + 600, where p is the price in dollars. At what price should the newspapers be sold so that there is neither a surplus nor a shortage of papers? HINT [See Example 7.