section 5.3 solving systems of equations using the elimination method there are two methods to solve...

Section 5.3Solving Systems of Equations Using the Elimination Method

There are two methods to solve systems of equations:•The Substitution Method•The Elimination Method

Solve using the substitution method

2 1

4 7

y x

y x

Solve using the substitution method

2 10

3 12

y x

x y

Solve using the substitution method

2 4 8

2 3 20

x y

x y

Solve using the ELIMINATION method

2 4 8

2 3 20

x y

x y

Solve using the elimination method

8 1

8

x y

x y

Solve using the elimination method….oh no!

2 2 20

3 4 16

x y

x y

What equation or equation would you change in order for the elimination method to work? How would you do it?

5 3 4

4 6 3

x y

x y

What equation or equation would you change in order for the elimination method to work? How would you do it?

5 3 4

4 6 3

x y

x y

10 6 8

4 6 3

x y

x y

What equation or equation would you change in order for the elimination method to work? How would you do it?

8 3 12

4 5 31

x y

x y

What equation or equation would you change in order for the elimination method to work? How would you do it?

8 3 12

4 5 31

x y

x y

8 3 12

8 10 62

x y

x y

What equation or equation would you change in order for the elimination method to work? How would you do it?

2 4 1

3 5 3

x y

x y

What equation or equation would you change in order for the elimination method to work? How would you do it?

2 4 1 ( 3)

3 5 3 (2)

x y

x y

What equation or equation would you change in order for the elimination method to work? How would you do it?

2 4 1 ( 3)

3 5 3 (2)

x y

x y

6 12 3

6 10 6

x y

x y

Solve using the elimination method….oh no!

3 2 8

5 3 11

x y

x y