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Solve Systems by Graphing
Solve Systems by Graphing II
Solve Systems by substitution
Solve Systems with substitution or elimination
Vocabulary
100
x + y = -3 y = x + 3
What is (-3, 0)
100
y = x y = 2x - 4
What is (4, 4)
100
y = 2 y = 2x - 4
What is (3, 2)
100
y = 2x y - x = 15
What is (15, 30)
100

A system of equations is a set of _______ linear equations 

two 

200
y = 2x y = x + 1
What is (1, 2)
200
y = x + 3 y = -2x - 3
What is (-2, 1)
200
x = 6 2x - y = 5
What is (6, 7)
200
y = x + 5 y = 6
What is (1, 6)
200
What does the solution to a system of equations look like?
What is "coordinate pair"
300
y = 3x y - 4 = 3x
What is no solution
300
y - 4x = 8 y = 2(2x + 4)
What is colinear, infinitely many solutions
300
y = x - 10 y = -12
What is (-2, -12)
300
x + y = -3 y = x + 3
What is (-3, 0)
300
How do you know when you have solved a system of equations?
What is "you will have an intersections point?"
400
y = -2x x = 0
What is (0, 0)
400
x - y = 3 y = x - 3
What is colinear, infinitely many solutions
400
y = -2x x = 0
What is (0, 0)
400
y = x + 12 y + x = 36
What is (12, 24)
400
Solve systems of equations by drawing lines.
What is solve systems of equations by graphing.
500
y = 1/4 x x + 4y = 8
What is (4, 1)
500
y = 1/4x 4y - x = 8
What is no solution
500
x = 1/3 y = 9x + 6
What is (1/3, 9)
500
y = 2x - 3 x + y = 18
What is (7, 11)
500

What are the types of solutions you can have for a systems of equations?

One solution, no solution, infinite solutions