Download DSPM 0700 TEST 2 REVIEW Simplify the expression by combining

DSPM 0700
TEST 2
Simplify the expression by combining like
terms.
REVIEW
15) 8x + 9 = 4x - 3
1) 5x - 4 + 3x + 2
16) 12x + 24 = 4x - 48
2) x - 23y + x + 23y
17) -5x = -3
Multiply.
18)
3) -11(23w)
Write the phrase as a variable expression.
Use x to represent "a number."
4) 6(x - 7)
Simplify the expression.
19) Sixteen subtracted from a number
5) -3(6x - 7) - 7x
Write the sentence as an equation.
Find the perimeter of the figure as indicated.
20) The sum of -34 and 32 is equal to
-2.
6) Find the perimeter of the trapezoid.
24y meters
12y meters
21) The product of 3 and a number
amounts to 30. Find the number.
12y meters
Identify the numerator and the denominator
of the fraction.
1
22)
7
30y meters
Decide whether the given number is a
solution of the given equation. Show all
work.
7) Is 12 a solution of y + 11 = 23 ?
Write a fraction to represent the shaded area
of the figure.
8) Is 5 a solution of k - 4 = 3 ?
23)
Solve the equation.
9) b + 15 = 3
10) 7x - 6x + 9 = 9
24)
11) -2a = 14
12)
1
n = 10
5
n
=3
5
13) -9x + 4 = 76
14) 3(x - 3) = 12
1
Graph the fraction on a number line.
8
25)
5
Simplify by dividing.
-29
26)
0
27)
0
1
Write the fraction as an equivalent fraction
with the given denominator.
6
28)
; denominator of 26
13
36)
Simplify the fraction.
48
30)
54
31)
16x3y2
120xy
Perform the indicated operation. Write the
answer in simplest form.
5 9
32)
6 10
33) Evaluate.
34)
3
4
200y3
14
7
Perform the indicated operation. Write the
answer in simplest form.
6
1
35)
17 8
DSPM0700KF_F04
x3
20
Evaluate the expression for the given
replacement values. Write the answer in
simplest form.
6
11
37) xy for x
,y 30
11
Add or subtract as indicated. Write the
answer in simplest form.
1
9
38) +
15 15
39)
Write the prime factorization of the number.
29) 110
2x2
5
27 48
6
+
+
27 27 27
Evaluate the expression for the given
replacement values. Write the answer in
simplest form.
2
2
40) x + y for x = , y =
3
3
Solve. Write the answer in simplest form.
2 3
41) s + =
5 5
Find the LCD of the list of fractions.
-1 -8
42)
,
3 15
43)
3 -3
,
8 f
Add or subtract as indicated. Write the
answer in simplest form.
1
2
44)
+
5 15
45) -
7 13
+
3
8
46)
5 9
12 x
Insert < or > to form a true sentence.
6
2
47) 11
3
Solve. Write the answer in simplest form.
5 11
48) h - =
6 12
Simplify the complex fraction.
1
50
49)
1
30
50)
7x
17
56) -3
4
3
(-3 )
7
7
57) 26
5
1
+ (-21 )
8
8
Add or subtract as indicated. Write the
answer as a mixed number in simplest form.
9
5
8
1 1
+
2 4
Perform the indicated operation. Write the
answer as a mixed number in simplest form.
2 3
55) 1
9 5
58)
+3
Simplify.
51)
Write the improper fraction as a mixed or
whole number.
34
54)
3
1
6
Represent the shaded area in the figure
group with a mixed number.
52)
Write the mixed number as an improper
fraction.
7
53) 5
8
DSPM0700KF_F04
3
4
5
12
Answer Key
Testname: DSPM0700TEST2REVIEW
1)
2)
3)
4)
5)
6)
7)
8)
9)
10)
11)
12)
13)
14)
15)
16)
8x - 2
2x
-253w
6x - 42
-25x + 21
78y meters
Yes
No
-12
0
-7
15
-8
7
-3
-9
3
17)
5
50
x - 16
-34 32 -2
10
numerator: 1
denominator:
3
23)
5
32)
33) -150y3
1
34)
2401
48
17
36)
8
x
38)
1
5
8
15
39) 3
4
40)
3
41)
1
5
42) 15
43) 8f
1
44)
3
7
17
24
45) -
9
16
46)
25)
5x - 108
12x
47) >
7
48)
4
26) undefined
27) 0
12
28)
26
29) 2 5 11
8
30)
9
31)
35)
37) -
18)
19)
20)
21)
22)
24)
3
4
2x2y
15
49)
3
5
50)
56x
85
51)
13
24
52) 1
4
1
4
Answer Key
Testname: DSPM0700TEST2REVIEW
53)
47
8
54) 11
55)
1
3
11
15
56) 12
57) 5
12
49
1
2
58) 13 1/6
DSPM0700KF_F04