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Mathematics, 22.10.2019 06:00 nadiamckinney

Use the addition-subtraction method to solve each of the following systems of equations.

1. 4x + 3y = 17 and 5x – 3y = 1

2. –5m + 6n = –8 and –5m + 8n = 6

3. 2x – 7y = –9 and 6x + 7y = 57

4. 5p – 4q = 3 and –5p – 4q = 13

5. 6c + d = 12 and c – d = 2

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Use the addition-subtraction method to solve each of the following systems of equations.

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