Download CAHALG Exam 2.cwk

CAHSEE Algebra Chptr 2: Integers
(40 points)
page 1 of 2
Name:
MHS, 2008-09
Evaluate
1. -24 ÷ -8
Date:
2. -15 – 34
Row:
3.
Per:
-5 + 3⋅ -2
4. (-2) ⋅ (-3) ⋅ (-5) ⋅ (-2)
5.
−7 + 3
6. 37 – 92
7. -8 – -2
8.
3 − 6 + -10
9. 15 – -8
( )2
10. 2 ⋅ − 7
Fill in the blank with either the word “always”, “sometimes”, or “never”:
11. A negative number plus a negative number is
a negative number.
12. A postive number minus a positive number is
a postive number.
13. A negative number to the 3rd power is
a negative number.
14. Which number are integers { -12.5, 6, -1, 0.3, -14, 13} ?
15. Put the numbers in order from smallest to largest: -5, -0.5, 3, -12, -5.5. -2
16. True or False: The expression p + -2 is the same as p – 2.
17. How many terms does the expression “ 8 x 2 + 3x – 2 “ have?
18. Multiple choice: "Adding" is commutative because '12 + 3' is equal to '3 + 12'.
What other operation is commutative?
a) subraction
b) multiplication
c) division
CAHSEE Algebra Chptr 2: Integers
(40 points)
page 2 of 2
Complete the x,y tables.
19. y = 2x – 4
x
BONUS
20. y = 6 – x
y
x
21. y = -3x + 5
y
x
y = x 2 – 3x
x
y
0
0
0
0
-2
-2
-2
-2
5
5
5
5
10
10
10
10
y
22. What is the range of problem #20?
23. Apply the “Distributive Property” to 4(3a + 5d + 7)
24. Multiple choice: Simplify 3(2a + 5b) + 3b
a. 5a + 8b
b. 6a + 11b
c. 6a + 18b
d. 6a + 8b
25. Multiple choice: Which expression does not simplify?
a. 5x + 2x
b. 8d + d
c. 9b + 7c + 3b
d. 6x + 6y + 6
26. Mulitple choice: Simplify 3x – -6x – 6 – 9
a. -3x + 15
b. 9x – 15
Simplify (if possible).
27. 7d + 5c + 3d – 2c
2
2
29.
5x + 3x
31.
4c + 6 + 4
Draw a number line from -5 to 5 and ...
33. graph x ≤ -2, and
34. graph -3 < x < 4
c. -18x
d. 9x – 3
28. 8x + 2x + x + 3y
30. 9y + 3y + y
32. 4(2x – 7)
Turn in your notes:
6 = “Excellent”
5 = “Good
4 = “Satisfactory”
2-3 = “None” or “Poor”