Systems JeopardyOrdered Pair

SolutionsGraphing Systems

Elimination Substitution Word Problems

10 10 10 10 10

20 20 20 20 20

30 30 30 30 30

40 40 40 40 40

50 50 50 50 50

Ordered Pair Solutions– 10 points

Does the given ordered pair solve the system?

(4,2)2x + 5y = 2

3x – 2y = -16

no

Ordered Pair Solutions– 20 points

Does the given ordered pair solve the system?

(4,1)x + y = 5x – y = 3

yes

Ordered Pair Solutions– 30 points

Does the given ordered pair solve the system?

(4,2)2x + 5y = 2

3x – 2y = -16

no

Ordered Pair Solutions– 40 points

Does the given ordered pair solve the system?

(-5, 2)y + x = -3

2x + -3y = -16

yes

Ordered Pair Solutions– 50 points

Does the given ordered pair solve the system?

(2.5, 4.5)x – y = 2

5x + 4y = 30.5

no

Graphing – 10 points

y = 2x + 5y = 4x + 3

(1,7)

Graphing – 20 points

y = 3x + 2 y = 6x - 1

(1,5)

Graphing – 30 points

5x – 3y = 476x – y = 7

(-2, -19)

Graphing – 40 points

3x + 2y = 18x + y = 1

(6,-15)

Graphing – 50 points

y = 48x - 4y = -16

(0,4)

Elimination– 10 points

x + y = 4x – y = 6

(5,-1)

Elimination – 20 points

9x + 2y = 49x – y = 25

(2,-7)

Elimination – 30 points

4x – 5y = 22x + 2y = -1

(3,-2)

Elimination – 40 points

4x + 3y = 77x + 2y = 9

(1,1)

Elimination – 50 points

2x – 3y = 163x + 4y = 7

(5,-2)

Substitution– 10 points

x = 23x + 2y = 4

(2, -1)

Substitution– 20 points

x = y + 1 x + 2y = 7

(3,2)

Substitution– 30 points

3x + y = 44x – 3y = 1

(1,1)

Substitution– 40 points

3x – y = 2y = 2x – 9

(-7,-23)

Substitution– 50 points

x + y = 123x – 2y = 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.

.50x + .75y = 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

.50x + .75y = 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 = 50h + 100C = 75h + 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