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1 Opener: Fill in your name and ID on your math raffle tickets. 1. 5x + 3y = 12 ‐3y ‐ 2x = ‐3 Solve these systems using elimination. 2. 7x ‐ 2y = 26 ‐2x ‐ 2y = ‐10

4 12 Word Problems Notes A (2 10)

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Page 1: 4 12 Word Problems Notes A (2 10)

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Opener:  Fill in your name and ID on your math raffle tickets.

1.  5x + 3y = 12‐3y ‐ 2x = ‐3

Solve these systems using elimination.

2.  7x ‐ 2y = 26           ‐2x ‐ 2y = ‐10

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Homework Questions:

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More 4.12 Examples! Sometimes it takes a little more work to eliminate a variable.

5x ‐ 2y = ‐103x + 6y = 66

1.

2.  2x ‐ y = ‐13x ‐ 2y = 1

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More 4.12 Examples! 3.  3x + 4y = 275x ‐ 3y = 16

4.  4x ‐ 2y = 32‐3x ‐ 5y = ‐11

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Partner Points!

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Exit Slip:Complete the last word problem of your packet with your partner.  Turn in one copy with your answers boxed in by the end of class.

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Homework :

Textbook page 377 # 2, 7‐9, 10ef, 11