Page 106 - Math Course 1 (Book 1)
P. 106
Properties of Addition and Multiplication
Your Turn!
Simplify Algebraic Expressions
Simplify 7 + (12 + m). Simplify (6 a) 4
A. 19 + m A. 10a
B. 19m B. 24 + a
C. 5 + m C. 2a
D. 12m + 7 D. 24a
Answer Answer
Skill Practice!
Name the property shown by each statement. Find each sum or product mentally.
1. 9 7 = 7 9 6. 4 + 23 + 46
2. 37 0 = 0 7. 2 15 10
3. 1 87 = 87 8. 14 + 24 + 6 + 26
4. 14 + 6 = 6 + 14 9. 25 0 8
5. 3(6a) = (3 6)a 10. 11 + 28 + 19
ALGEBRA Simplify each expression.
11. . (x + 5) + 4 13. 16p 0
12. 38 + (v + 12) 14. 8( 9p )
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