Download Name __________________________________________ October 1, 2007 Algebra I - Pd ____

Name __________________________________________
Algebra I - Pd ____
October 1, 2007
Q1 Test 1 Review
Test Tuesday October 2
1) 28 - (-21) =
a) 7
b) - 7
c) 49
d) - 49
2) 3/4 + (-1/6) =
a) 1 1/12
b) 11/12
c) 7/12
d) 2/3
3) - 14  (-5/7) =
a) 10
b) -10
c) 19 (3/5)
d) 5
d) -1/2
d) -2
4) (3/8)  (- 9/48) =
a) -27/384
b) - 2 (1/3)
5) Which number is an integer, but not a natural number?
a) 5
b) .25
c) -3
d) 
6) Which number is a rational number, but not an integer?
a) 2/5
b) 0
c) - 6
d) 4
7) Which property is represented by 3 + 5 = 5 + 3?
a) commutative property of addition
b) symmetric property
c) reflexive property
d) associative of addition
8) Which property is represented by 6  (3 - x) = 6(3) - 6(x)?
a) transitive property
b) multiplicative identity
c) distributive property
d) associative of multiplication
9) Which property is represented by: If 9 + 7 = 16 and 16 = 8  2, then 9 + 7 = 8  2?
a) commutative property of addition
b) symmetric property
c) commutative property of multiplication d) transitive property
10) 12 - 6  3 + 8 =
a) 26
b) - 14
11) 9 + 32  (1/9) - 8  (-5) =
a) 130
b) 50
c) 2
d) -54
c) -770
d) -30
12) Evaluate 3x2 + 2y = , when x = -2 and y= -3
a) -18
b) 30
c) 23
d) 6
Part II:
13) 3/7 + 3/14 =
14) -17 - (-29) =
15) 20  (5/9) =
16) (-6/7)  (- 18/35) =
17) Give an example of an integer that is not a rational number:
18) Give an example of a whole number that is not a natural number:
19) What property is represented by If 13 + 7 = 20, the 20 = 13 + 7?
20) What property is represented by -18  1 = -18?
21) Evaluate: 38  (-28 + 33) + 9  (1/3) =
22) Evaluate: 62 - 7  (-1/2) - 2  52 =
23) a = -4
b=6
5a - 10b + 7  4 =
2b - 3a
24) a) 3x = -12
c) x +19 = 41
x
+ 7 = 21
4
g) 11x - 16 = 83
i) 7(2x + 4) = 70
e)
b) 12 - x = 32
35
d)
= -7
x
f) 3x -11.5 = 21.5
h) 3x + 2 - 4x = 8
j) 5x –92 = 238