Solve Systems by Graphing
Solve Systems by Graphing II
Solve Systems by substitution
Solve Systems with Substitution
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 = 4x + 8

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

y = 4x+1

y = -2x - 5

What is (-1, -3)

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

x + 2y = 10

x - 4y = -8

What is (4, 3)?
500

x = -1

y = 9x + 6

What is (-1, -3)

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 

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