Solving Systems Jeopardy

Solve by Graphing

100

y = 5x - 2

y = -x + 4

(1,3)

200

y = x + 3

y = -1/4x - 2

(-4,-1)

300

y = -4x + 2

y = -4x + 4

no solution (parallel)

400

y = -1

y = -5/2x + 4

(2,-1)

500

y=3

x=4

(4,3)

Solve by EVM

100

y = x - 6

y = 4x - 21

(5,-1)

200

y = -x + 7

y = 2x - 14

(7,0)

300

y = 6x - 3

y = 2x - 39

(-9,-57)

400

y = -7x - 9

y = -5x + 27

(-18,117)

500

y = 7x - 7

y = -3x + 33

(4,21)

Solve by Substitution

100

x = 5

2x+3y=40

(5,10)

200

y=2x

3x+4y=33

(3,6)

300

y=x+1

4x+2y=14

(2,3)

400

y=2x+1

2x+3y=11

(1,3)

500

y=3x+5

4x-3y=10

(-5,-10)

Solve by Elimination

100

2x+3y=12

-2x+3y=6

(3,2)

200

x+y=2

-x+y=6

(-2,4)

300

3x+4y=12

-3x+2y=6

(0,3)

400

4x+5y=10

-2x+3y=28

(-5,6)

500

2x+3y=10

3x+2y=5

(-1,4)

Misc.

100

Translate : 3 less than twice a number

2x-3

200

Find the slope between (2,3) and (4,7)

2

300

Solve the following system using any method you wish.

y=2x+3

-2x+y=3

infinite solutions

400

y=3x+2

-3x+y=4

no solution

500

y=2

y=3

no solutions