Graphs
Substitution
Elimination
Best Method
Random
100
What is the solution?
(-1,1)
100
Solve the systems of equations using substitution.
-3x + 4y = -2
y = -5
(-6, -5)
100
Solve the systems of equations using elimination.
14x + 2y = 26
-14x - 6y = -50
(1, 6)
100
What is the best method to solving the following system? Explain.
14x + 2y = 26
-14x - 6y = -50
Elimination - there is a zero pair!
100
Is the point (2, 6) a solution to the system of equations?
x + y = 8
3x - y = 0
Yes
200
How many solutions are there?
No Solutions
200
Solve the systems of equations using substitution.
-5x - 5y = 10
y = -4x -17
(-5, 3)
200
Solve the systems of equations using elimination.
2x + y = 7
x - 2y = 6
(4, -1)
200
Solve the system of equations using the best method.
-5x - 5y = 10
y = -4x -17
(-5, 3)
200
Is the point (1/2, -2) a solution to the system of equations?
6x + 5y = -7
2x - 4y = -8
No
300
Without graphing, what is the solution to the following system?
x = 6
y = -3
(6, -3)
300
Solve the systems of equations using substitution.
y = -2x - 9
3x -6y = 9
(-3, -3)
300
Solve the systems of equations using elimination.
-15x + 6y = -36
8x - 6y = 22
(2, -1)
300
How many solutions are there to the following system?
3x - y = 19
-3x + y = 10
No solution
300
What is this form called?
y = mx + b
Slope-Intercept Form
400
How many solutions are there?
Infinitely Many Solutions
400
Solve the systems of equations using substitution.
-8x - 5y = -24
-x + y = 10
(-2, 8)
400
Solve the systems of equations using elimination.
-3x - 24y = -66
3x + 4y = -14
(-10, 4)
400
Solve the system of equations using the best method.
x + 7y = 0
2x - 8y = 22
(7, -1)
400
What is the solution to the system below?
(1, -2)
500
Solve the systems of linear equations by graphing:
(4, -1)
500
Solve the systems of equations using substitution.
-8x + y = -7
16x - 2y = 14
Infinitely Many Solutions
500
Solve the systems of equations using elimination.
3x + y = 5
2x - 3y = 7
(2, -1)
500
Solve the system of equations using the best method.
7x + 2y = -19
-x + 2y = 21
(-5, 8)
500
Solve the system of equations using the best method.
-6y + 2 = -4x
y - 2 = x
(-5, -3)