NAME ___________________________________________________ DATE _____________________ PERIOD __________
Chapter Quiz
Use the Distributive Property to write each expression as
an equivalent expression. Then evaluate the expression.
2
(s + 20)
1. −
5
1.
2
2
2
−(s) + −(20); − s + 8
5
5
5
2. -6(12 - 8)
-6(12) - 6(-8); -72 +
48
= -24
2.
3. Molly bought four rose bushes for $16.40 each. Use
mental math to find the total cost of the bushes.
Justify your answer by using the Distributive Property.
$65.60; 4(16 + 0.4) → 64
3. + 1.6 = 65.6
Use the Distributive Property to write each expression as
an equivalent algebraic expression.
1
4
1
4
−(8s) + − (16)
4.
5. 0.5(a - 6)
5.
0.5(a) + 0.5 (-6)
6. -2(r - 8)
6.
-2(r) - 2(-8)
7. Carson is making up tool kits to give as holiday gifts.
Each tool kit includes a $14 hammer, a $20 screwdriver,
and a $6 measuring tape. Write two equivalent
expressions for the total cost of 3 tool kits. Then find
the total cost.
3(14 + 20 + 6);
7. 3(14) + 3(20) + 3(6); $120
Simplify each expression. Identify the coefficients and
constants in each expression.
8. 4x + 9x - 4 - 7y
13x - 7y - 4; coefficients:
8. 13 and -7; constant: -4
9. 12z - 12g + 11g - 7z
9. 5z - g; coefficients: 5 and -1
Add or subtract. Use models if needed.
10. (7x + 8) + (-7x + 8)
10.
16
11. (-4x + 2) - (20x - 5)
11.
-24x + 7
12. (x + 7) + (4x + 3)
12.
5x + 10
13. A rectangle has a length of (5x - 2) feet and a width of
(4x + 7) feet. Write and simplify a linear expression for
the perimeter.
2(5x - 2) + 2(4x + 7);
13. (18x + 10) ft
160
Math Accelerated • Chapter 7 Algebraic Expressions
Copyright © The McGraw-Hill Companies, Inc. Permission is granted to reproduce for classroom use.
1
(8s + 16)
4. −
4