Practice with the 3 methods for solving a linear system of equations.

1. Ways to Solve Linear Systems
y=2x-3
y=-½x+1
February 18, 2014
y<2
5
y<- 2 x-5
Unit 2
Systems of Equations
1
2
y= x
8
y=x-2
1
y⩾
2
y= x -4
3
y=x-2
1
8
2
x
2
y⩽-x +3
y⩾
1
8
2
x
2
y⩽-x -3
BACK
CUT
FOLD

2. Ways to Solve Linear Systems
February 18, 2014
Given:
1. 2x-3y=15
1
2. y =- 2 x + 2
Given:
1. -3x + y=10
2. 2x-5y=15
BY SUBSTITUTION

3. Ways to Solve Linear Systems
Given:
1. 2x + 4y=-15
2. 3x + 8y=24
February 18, 2014
BY ELIMINATION