Activity 4
Use the indicated property to write a new expression that is equal to the given
expression. Simplify the new expression if possible.
Examples:
9 + k; commutative
-3(r + 2); distributive
Answer: k+9
- 3er +1-3-2
= -3 -6 Answer.
1. m + 0; identity
2.5; inverse
3. 9 -1; identity
4. (42+2r) + 3k; associative
5. 3 + (-3); commutative
6. 4 (k-5); distributive
7. 10.1; identity
8. Z + 5; commutative
9. 11 + (-11); inverse
10. (6m + 2n) +5r, asskciative​