Answer:
1. -6
2.0
3. -30
4.-4
Step-by-step explanation:
1. -6 ; 2. 0 ; 3. -30 ; 4. -4 ; 5. -1 ; 6. 0 ; 7. 0 ; 8. positive
9. 0 ; 10.-a
11. a ; 12. 10; 13. 157*20=3140; 14. +8,-3,-8,+8 ; 15. D;
16. positive number ; negative ; 17. even ; 18. positive
19. negative 20. -30
21. multiplication; 22. -5 ; 23. +10; 24. -15 ; 25. 83;
26. -65 ; 27. -1 ; 28.-113; 29. 1; 30.-1
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Verified answer
Answer:
1. -6
2.0
3. -30
4.-4
Step-by-step explanation:
1. -6 ; 2. 0 ; 3. -30 ; 4. -4 ; 5. -1 ; 6. 0 ; 7. 0 ; 8. positive
9. 0 ; 10.-a
11. a ; 12. 10; 13. 157*20=3140; 14. +8,-3,-8,+8 ; 15. D;
16. positive number ; negative ; 17. even ; 18. positive
19. negative 20. -30
21. multiplication; 22. -5 ; 23. +10; 24. -15 ; 25. 83;
26. -65 ; 27. -1 ; 28.-113; 29. 1; 30.-1