2x + 2y = 3

4x + 4y = 6

A

(B

7x + 5y = 8

7x + 7y = 8

0

3

-2x + 3y = 7

2x – 3y = -7

©

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# 2x + 2y = 3
4x + 4y = 6
A
(B
7x + 5y = 8
7x + 7y = 8
0
3
-2x + 3y =

2x + 2y = 3

4x + 4y = 6

A

(B

7x + 5y = 8

7x + 7y = 8

0

3

-2x + 3y = 7

2x – 3y = -7

©