Mystery
Solve by Substitution
Solve by Elimination
Is the Solution Correct?
100

By substitution, the solution to the system

y = x

y = -x

What is (0,0)?

100

The solution to the system

x + y = 2

y = 3

What is (-1,3) ?

100

The solution to the system 

x + 5y = 12

-x +y = 0

What is (2,2) ?

100

(4,5) is the solution to the following system? 

4x - y = 12 

x + 6y = 13

What is, NO ?

200

By elimination, the solution to the system

y = 3x - 4

y = -3x + 2

What is (1,-1)?

200

By substitution,

2y - x = 4

10y - x = 20

What is (4,2) ?

200

The solution to the system

-4x - 2y = -12

4x + 8y = -24

What is (6,-6)?

200

(0,-4) the solution to the system 

y = -20x + 1 

20x + y = 6

What is No?

300

By elimination, the solution to the system

y = (1/3)x + 2

y = -x - 2

What is (-3,1) ?

300

The solution to the system

y = 6x - 11

-2x - 3y = -7

What is (2,1) ?

300

The solution to the system

5x + y = 9

10x - 7y = -18

What is (1,4)?

300

(-2,1) is a solution to the system 

6x - 3y = -15 

2x + y = -3

What is Yes?

400

By substitution, the solution to the system

y = -(3/2)x - 4

y = (1/2)x + 4

What is (-4,2) ?

400

The solution to the system

-3x + 3y = 4

-x + y = 3

What is no solution?

400

The solution to the system

-4x + 9y = 9

x = 3y - 6

What is (9,5)?

400

No solution describes the solution to the following system 

y = 3x + 4 

y = -x - 4

What is No?

500

By substitution or elimination, the solution to the system 

y = (5/4)x - 2 

y = (5/4)x -1

What is no solution?

500

The solution to the system

-5x - 8y = 17

2x - 7y = -17

What is (-5,1) ?

500

The solution to the system

2x + 8y = 6

-5x - 20y = -15

What is infinite number of solutions?

500

(-3,-1) is the solution to 

y=(4/3)x + 3 

(2/3)x + y = -3

What is (-3,-1)?

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