State the Properties of Real Numbers
| __ | 1. | (5x + 7)3x = 15x2 + 21x | | A. | Commutative | | __ | 2. | (x+a )(x+b) =x(x+b)x + a(x+b) | | B. | Commutative | | __ | 3. | -2(3 + 5) = (3 + 5)(-2) | | C. | Associative | | __ | 4. | -7 + 10 = 10 - 7 | | D. | Distributive | | __ | 5. | 2(x - y) = 2x - 2y | | E. | Distributive | | __ | 6. | 2x (3 + y) = 2(3 + y)x | | F. | Distributive | | __ | 7. | 7(3x) = (7●3)x | | G. | Distributive | | __ | 8. | 7(a - b + c) = 7a - 7b + 7c | | H. | Associative | | __ | 9. | a+c+(d+e)=a+(c+d)+e | | I. | Associative | | __ | 10. | x + (2y - 3z) = (x + 2y) - 3z | | J. | Commutative |
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