Respuesta:
1. 2x+1y-3
2. 2x+2y-1
3. -3x+1y+3
4. 6b-9n+44z
5. -2b-6n+23z
6. 4b-4n+12z
7. -3x+6y+1
8. -3x+7y+3
9. -5a
10. -3a-1b-5
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Respuesta:
1. 2x+1y-3
2. 2x+2y-1
3. -3x+1y+3
4. 6b-9n+44z
5. -2b-6n+23z
6. 4b-4n+12z
7. -3x+6y+1
8. -3x+7y+3
9. -5a
10. -3a-1b-5