Unit 9 Jeopardy

Solve Linear Systems Graphically

100

5x-y=6

2x+y=8

(2,4)

200

3x-2y=4

2x-y=1

(-2,-5)

300

3x+y=17

4x-y=18

(5,2)

400

y=3x-6

y=-x+6

(3,3)

500

5x+3y=7

3x-2y=8

(2,-1)

Solve Linear Systems by Substitution

100

y=3x+2

x+2y=11

(1,5)

200

y=2x-5

x+4y=7

(3,1)

300

y=x-3

2x+3y=16

(5,2)

400

y=x-7

3x-y=13

(3,-4)

500

y=-3x+6

2x+8y=4

(2,0)

Solve Linear Systems by Addition (Elimination)

100

x – y = −6

x + y = 8

(1,7)

200

5x+4y=22

7x+6y=32

(2,3)

300

3x+2y=9

2x+6y=6

(3,0)

400

-4x-2y=-12

4x+8y=-24

(6,-6)

500

7x+2y=24

8x+2y=30

(6,-9)

No Solutions and Infinite Solutions

100

x+6y=16

1x+7y=8

no solution

200

3x+2y=5

6x+4y=10

infinitely many solutions

300

3x+5y=8

6x+10y=16

infinitely many solutions

400

3x+7y=9

-x-2y=8

no solution

500

2x+4y=8

x+2y=8

no solutions