Systems Jeopardy Ordered Pair Solutions Graphing Systems Elimination

Systems Jeopardy Ordered Pair Solutions Graphing Systems Elimination Substitution Word Problems 10 10 10 20 20 20 30 30 30 40 40 40 50 50 50

Ordered Pair Solutions– 10 points Does the given ordered pair solve the system? (4, 2) 2 x + 5 y = 2 3 x – 2 y = -16 no

Ordered Pair Solutions– 20 points Does the given ordered pair solve the system? (4, 1) x+y=5 x–y=3 yes

Ordered Pair Solutions– 30 points Does the given ordered pair solve the system? (4, 2) 2 x + 5 y = 2 3 x – 2 y = -16 no

Ordered Pair Solutions– 40 points Does the given ordered pair solve the system? (-5, 2) y + x = -3 2 x + -3 y = -16 yes

Ordered Pair Solutions– 50 points Does the given ordered pair solve the system? (2. 5, 4. 5) x–y=2 5 x + 4 y = 30. 5 no

Graphing – 10 points y = 2 x + 5 y = 4 x + 3 (1, 7)

Graphing – 20 points y = 3 x + 2 y = 6 x - 1 (1, 5)

Graphing – 30 points 5 x – 3 y = 47 6 x – y = 7 (-2, -19)

Graphing – 40 points 3 x + 2 y = 18 x+y=1 (6, -15)

Graphing – 50 points y=4 8 x - 4 y = -16 (0, 4)

Elimination– 10 points x+y=4 x–y=6 (5, -1)

Elimination – 20 points 9 x + 2 y = 4 9 x – y = 25 (2, -7)

Elimination – 30 points 4 x – 5 y = 22 x + 2 y = -1 (3, -2)

Elimination – 40 points 4 x + 3 y = 7 7 x + 2 y = 9 (1, 1)

Elimination – 50 points 2 x – 3 y = 16 3 x + 4 y = 7 (5, -2)

Substitution– 10 points x=2 3 x + 2 y = 4 (2, -1)

Substitution– 20 points x=y+1 x + 2 y = 7 (3, 2)

Substitution– 30 points 3 x + y = 4 4 x – 3 y = 1 (1, 1)

Substitution– 40 points 3 x – y = 2 x – 9 (-7, -23)

Substitution– 50 points x + y = 12 3 x – 2 y = 6 (6, 6)

Word Problems – 10 points You are selling cookies at a bake sale. Small cookies sell for $. 50 a piece and large cookies sell for $. 75 a piece. Write an equation to represent selling $50 worth of cookies. . 50 x +. 75 y = 50

Word Problems – 20 points You are selling cookies at a bake sale. Small cookies sell for $. 50 a piece and large cookies sell for $. 75 a piece. You sold a total of 75 cookies for a total of $48. 75. Write a linear system to represent this situation. Let x represent small cookies and y represent large cookies. x + y = 75. 50 x +. 75 y = 48. 75

Word Problems – 30 points You are selling cookies at a bake sale. Small cookies sell for $. 50 a piece and large cookies sell for $. 75 a piece. You sold a total of 75 cookies for a total of $48. 75. Write a linear system to represent this situation. Let x represent small cookies and y represent large cookies. How many of each cookie were sold? (30, 45)

Word Problems – 40 points A ski resort has lessons for $50 per hour, plus $100 for rental of equipment. Another resort has lessons for $75 per hour, plus $40 for the rental of equipment. Write a linear system to represent the cost C of a lesson based upon the number of hours H of the lesson. C = 50 h + 100 C = 75 h + 40

Word Problems – 50 points A ski resort has lessons for $50 per hour, plus $100 for rental of equipment. Another resort has lessons for $75 per hour, plus $40 for the rental of equipment. Write a linear system to represent the cost C of a lesson based upon the number of hours H of the lesson. For how many hours would the cost of the lessons be the same? (Round to the nearest half hour if necessary. ) 73 hours