Algebra Support Semester Exam
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This is the semester exam.
- 1.
- A.
104.6 km/h
- B.
20.92 km/h
- C.
70 mi/h
- 2.
- A.
18.8
- B.
19.2
- C.
27.6
- 3.
- A.
15
- B.
18
- C.
21
- 4.If 4t + 5 = 21, then t2 - 3 = ?
- A.
13
- B.
18
- C.
22
- 5.
- A.
38
- B.
62
- C.
144
- 6.
- A.
25.2 square centimeters
- B.
39.69 square centimeters
- C.
3.969 square centimeters
- 7.
- A.
5
- B.
7
- C.
9
- 8.
- A.
9.5
- B.
10.5
- C.
9
- 9.
- A.
2.1
- B.
9.8
- C.
28.7
- 10.You have decided to save $6 a week to buy an electric guitar costing $150. Which expression shows how much money you still need to save after n weeks?
- A.
150 + 6n
- B.
150 - 6n
- C.
150n + 6n
- 11.
- A.
5(8 - x)
- B.
5 - 8x
- C.
5x - 8
- 12.The number of students on the football team is two more than three times the number of students on the basketball team. If the basketball team has y students, how many students are on the football team?
- A.
3y - 2
- B.
2y + 3
- C.
2 + 3y
- 13.
- A.
All of them
- B.
I and II
- C.
II and III
- 14.
- A.
17
- B.
-1
- C.
1
- 15.
- A.
-26
- B.
-20
- C.
-8
- 16.
- A.
-12
- B.
0
- C.
12
- 17.
- A.
-5
- B.
5
- C.
15
- 18.
- A.
-1/5
- B.
-1/6
- C.
5/6
- 19.
- A.
-16
- B.
-4
- C.
4
- 20.The expression 6(x + 3) - 2(4 - x) can be simplified to what?
- A.
8x + 10
- B.
8x - 1
- C.
4x + 10
- 21.
- A.
28/12
- B.
2
- C.
-7/3
- 22.Solve 4 - x = -5.
- A.
1
- B.
-9
- C.
9
- 23.
- A.
I and II
- B.
III and IV
- C.
II and III
- 24.The perimeter of the rectangle is 30. What is the value of x when the length is 3x and the width is x - 1?(HINT: Perimeter = (length + width) times 2.)
- A.
3
- B.
10
- C.
4
- 25.If 9x - 4(3x - 2) = 4, then x = ?
- A.
4/3
- B.
-4/3
- C.
2
- 26.Solve the equation 1(27x + 18) = 12 + 6(x - 4). 3
- A.
-6
- B.
-3
- C.
-2
- 27.If 0.75t = 12, then t = ?
- A.
8
- B.
12
- C.
16
- 28.You sell hot dogs for $1.25 each. Which equation can you use to find how many hot dogs you sold if you have $60 from selling hot dogs?
- A.
1.25x = 60
- B.
60x = 1.25
- C.
1.25(60) = x
- 29.Find the value of y if 13.56y - 14.76 = 3(4.12y - 6.72)
- A.
-4.5
- B.
-2.56
- C.
-1.2
- 30.If x = -5 is a solution of 2x + tx - 5 = 30, what is the value of t?
- A.
-7
- B.
-9
- C.
9
- 31.
- A.
-20
- B.
-4
- C.
5
- 32.Write the equation 3x - 4y = 20 in slope-intercept form.
- A.
Y = 3/4x - 5
- B.
Y = 3/4x + 5
- C.
Y = -3/4x - 5
- 33.Find the slope of the line passing through the points (1,2) and (2,1).Hint: Remember m = y2 - y1 x2 - x1
- A.
2
- B.
3
- C.
-1
- 34.
- A.
-5
- B.
5
- C.
2
- 35.
- A.
(-12,0)
- B.
(-1, -12)
- C.
(-12, 12)
- 36.
- A.
-65
- B.
5
- C.
-5
- 37.Find the value of f(x) = -x2 - 6x - 7 when x = -2.
- A.
-15
- B.
7
- C.
1
- 38.
- A.
9x - 2y = -18
- B.
9x + 2y = 18
- C.
-9x + 2y = -18
- 39.Describe the solution of the inequality x + 3 < 7.
- A.
All real numbers less than or equal to 4.
- B.
All real numbers less than 4.
- C.
Al real numbers less than or equal to 10.
- 40.
- A.
X is less than or equal to 2
- B.
X is less than 2
- C.
X is greater than or equal to 2
- 41.Describe the solution of the compound inequality -3x + 2 > 11 or 5x + 1 > 6.
- A.
All real numbers less than -3 or greater than 1
- B.
All real numbers less than 3 or greater than -1
- C.
None of these
- 42.For which values of x is the inequality 5(3x + 4) < 5x - 10 true?
- A.
X is greater than or equal to -3
- B.
X is less than or equal to -3
- C.
X is less than or equal to 3
- 43.
- A.
(4, -4)
- B.
(-1, 4)
- C.
(-3, 1)
- 44.In the table below, what is the value of m?t 7t - 22 124 26m 47
- A.
6
- B.
8
- C.
7
- 45.
- A.
Y = x + 5
- B.
Y = x^2 + 3
- C.
Y = 3x + 1
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