Download 1st 9 Weeks Study Guide Answer Section

1st 9 Weeks Study Guide
Evaluate the expression for the given value of the variable.
____
1.
a.
b.
c.
d.
____
22
21
13
12
2. 11a when
a.
b.
c.
d.
9
121
13
22
Write the product using an exponent.
____
3. 14 • 14 • 14 • 14 • 14 • 14
a.
b.
c.
d.
Evaluate the expression.
____
4.
a.
b.
c.
d.
150
65
21
53
____
5. Which of the following statements is false?
a. 4 < 6
b. –4 > –6
c. –4 < –6
d. –6 < –4
____
6. Evaluate the expression
a.
b. 1
c.
d. 17
Find the sum.
____
7.
a. 8
b. –2
when
c. 20
d. 2
Find the difference.
____
8.
a.
b.
c.
d.
____
9.
a.
b.
c.
d.
–1
–27
1
27
____ 10. Name the point at
.
y
10
Q
R
–10
10
x
S
P
–10
a.
b.
c.
d.
Q
R
S
P
Identify the property illustrated in the statement.
____ 11.
a.
b.
c.
d.
Associative property of addition
Commutative property of addition
Associative property of multiplication
Commutative property of multiplication
Evaluate the expression when
____ 12.
a.
b.
c. 900
d. 300
Use the distributive property to write an equivalent variable expression.
____ 13.
a.
b.
c.
d.
a.
b.
c.
d.
a.
b.
c.
d.
____ 14.
____ 15.
Identify the terms, like terms, coefficients, and constant terms. Then simplify the expression.
____ 16.
a. terms:
like terms:
coefficients:
constant terms:
simplified expression:
c. terms:
like terms:
coefficients:
constant terms:
simplified expression:
b. terms:
like terms:
coefficients:
constant terms:
simplified expression:
d. terms:
like terms:
coefficients:
constant terms:
simplified expression:
Simplify the expression.
____ 17.
a.
b.
c.
d.
a.
b.
c.
d.
a.
b.
c.
d.
____ 18.
____ 19.
Solve the equation.
____ 20.
a. 15
b. 28
c.
d. 18
a. 17
b. 16
c. 14
d. 15
a. 206
b. 216
c. 224
d. 226
____ 21.
____ 22.
Solve the equation.
____ 23. 8j = 4.8
a. 0.06
b. 6
____ 24.
c. 0.6
d. 60
= 4.3
a. 38.7
b. 39.8
c. 37.6
d. 30.6
Solve the equation. Check your solution.
____ 25.
a. 6
b. 2
c. –2
d. 4
Solve the equation. Then check the solution.
____ 26.
a. 1
b. –8
c. –1
d. 8
a. –13
b. 14
c. 13
d. –14
a.
b. 3
c.
d. 4
____ 27.
____ 28.
Find the value of x for the figure.
____ 29. Perimeter
a. 20
b. 6
c. 7
d. 21
Solve the equation.
____ 30.
a. 25
b. 55
c.
d.
Write an inequality to represent the situation.
____ 31. When a number is decreased
a.
b.
the result is greater than 8.
c.
d.
Solve the inequality. Then graph its solution.
____ 32.
a.
c.
–20
–10
0
10
20
b.
–20
–10
0
10
20
–20
–10
0
10
20
d.
–20
–10
0
10
20
Solve the inequality. Then graph the solution of the inequality.
____ 33.
a.
b.
c.
d.
____ 34.
a.
–30
–20
–10
0
10
20
30
–30
–20
–10
0
10
20
30
–30
–20
–10
0
10
20
30
–30
–20
–10
0
10
20
30
b.
c.
d.
1st 9 Weeks Study Guide
Answer Section
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34.
D
D
B
D
C
C
B
B
B
C
C
C
A
A
D
D
C
B
D
C
C
B
C
A
C
A
D
B
B
B
B
A
C
D