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
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
Ways to Solve Linear Systems

Given:
1. 2x + 4y=-15

2. 3x + 8y=24

February 18, 2014

BY ELIMINATION

Ways to solve linear systems

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