Sub Level 1
Sub Level 2
Sub Level 3
Elim Level 1
Elim Level 2
Elim Level 3
100
Solve the system by substitution:
y = 4
y = -3x - 20
(-8, 4)
100
Solve the system by substitution:
y = -4x - 7
y = 7x + 15
(-2, 1)
100
Solve the system by substitution:
2x + y = 7
y = -5x + 13
(2, 3)
100
Find the solution of the system of equations.
-4x - y = -28
x + y = 4
(8, -4)
100
Find the solution of the system of equations.
x + y = 10
x + 3y = 10
(10, 0)
100
Find the solution of the system of equations.
3x - 3y = -18
9x - 6y = -48
(-4 , 2)
200
Solve the system by substitution:
y = 8
y = -3x + 8
(0,8)
200
Solve the system by substitution:
y = 2x
y = 7x + 15
(-3 , -6)
200
Solve the system by substitution:
7x - y = -13
y = x - 5
(-3 , -8)
200
Find the solution of the system of equations.
-6x + 6y = -24
6x - 9y = 45
(-3 , -7)
200
Find the solution of the system of equations.
2x + 3y = 12
2x + 4y = 10
(9, -2)
200
What state do we live in?
California
300
Solve the system by substitution:
y = -7
y = -5x + 13
(4, -7)
300
Solve the system by substitution:
y = -6x + 8
y = -3x + 8
(0, 8)
300
What is the name of this character? 
Cinnamon Roll
300
Find the solution of the system of equations.
6x + 2y = 12
-6x - 4y = 0
(4 , -6)
300
Find the solution of the system of equations.
3x + 2y = -16
3x + 8y = -46
(-2 , -5)
300
Find the solution of the system of equations.
x - 3y = -13
2x + 15y = 16
(-7 , 2)
400
Solve the system by substitution:
x = -4
y = 7x + 15
( -4, -13)
400
Solve the system by substitution:
y = 7x - 15
y = 7x + 15
NO SOLUTION
400
Solve the system by substitution:
-3x + 2y = -5
y = -3x - 16
(-3 , -7)
400
Find the solution of the system of equations.
x + y = 10
-x - 3y = -2
(14 , -4)
400
Find the solution of the system of equations.
-x + 3y = -15
3x + 3y = 21
(9, -2)
400
Find the solution of the system of equations.
x + y = 0
-x - y = 0
Inifinitely many solutions