Respuesta :
Answer:
1. 1+(2+3)
2. (1 +2)+3
3. (2*3)*4
4. 2*(3*4)
5. 3*2
6. 2+1
7. 2(x+3)
8. 4x+3
9. (4*3)+(4*2)
10. (-2*5)+(-2*x)
11. (3*10)-(3*y)
12. (-3*4)-(-3*x)
13. commutative property
14. commutative property
15. distributive property
16. associative property
17. 1+(-3)
18. 4+3
19. -(-4-3)
20. -4+3
Hope this helps
Answer:
1. 1+(2+3)
2. (1 +2)+3
3. (2*3)*4
4. 2*(3*4)
5. 3*2
6. 2+1
7. 2(x+3)
8. 4x+3
9. (4*3)+(4*2)
10. (-2*5)+(-2*x)
11. (3*10)-(3*y)
12. (-3*4)-(-3*x)
13. commutative property
14. commutative property
15. distributive property
16. associative property
17. 1+(-3)
18. 4+3
19. -(-4-3)
20. -4+3