Pre-algebra Equations Unit Exam

31 Questions | By Schaafl | Last updated: Feb 26, 2014 | Total Attempts: 81

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The following skills will be tested on this unit exam: simplifying expressions solving 1 & 2 step equations solving multi-step equations writing, solving, and graphing inequalities

Questions and Answers

1.

Simplify the following expression: -2(4a - 6)
- A.
  
  -8a - 6
- B.
  
  -8a + 12
- C.
  
  -8a - 12
- D.
  
  2a - 8
2.

Simplify the following expression: -6(1 + 8k)
- A.
  
  -6 + 8k
- B.
  
  6 + 8k
- C.
  
  -6 - 48k
- D.
  
  -6 + 48k
3.

Simplify the following expression: 11 + 4x + 1 - 8x
- A.
  
  4x + 12
- B.
  
  -4x + 12
- C.
  
  4x + 10
- D.
  
  4x - 10
4.

Simplify the following expression: -10(7 - 6x) + 30
- A.
  
  60x - 40
- B.
  
  - 60x - 100
- C.
  
  -60x + 40
- D.
  
  60x + 100
5.

Simplify the following expression: 12x + 11 + x - 7
- A.
  
  12x + 3
- B.
  
  12 x + 4
- C.
  
  13x - 4
- D.
  
  13x + 4
6.

Solve the following equation: x + 5 = -11
- A.
  
  X = -6
- B.
  
  X = -16
- C.
  
  X = 6
- D.
  
  X = 16
7.

Solve the following equation: 5 - 2r = -31
- A.
  
  R = 16
- B.
  
  R = 18
- C.
  
  R = 13
- D.
  
  R = 14
8.

Translate the word problems into an equation OR inequality: five less than twice a number
- A.
  
  5 - 2n
- B.
  
  5 - 2 - n
- C.
  
  5 < n
- D.
  
  2n - 5
9.

Translate the word problems into an equation OR inequality: the sum of eight and six times a number is 300
- A.
  
  8 - 6x = 300
- B.
  
  8 + 6x = 300
- C.
  
  86x = 300
- D.
  
  6x - 8 = 300
10.

Translate the word problems into an equation OR inequality: Victor drives less than 12,000 miles per year
- A.
  
  V < 12,000
- B.
  
  V > 12,000
- C.
  
  V = 12,000
11.

Solve the following equation: 8 = -6x + 2x
- A.
  
  X = -2
- B.
  
  X = 2
- C.
  
  X = 1
- D.
  
  X = -1
12.

Solve the following equation: 4 = 4x - 2 - 5x
- A.
  
  X = 1
- B.
  
  X = 6
- C.
  
  X = -6
- D.
  
  X = -1
13.

Solve the following equation: -5x + 6x = -2
- A.
  
  X = -2
- B.
  
  X = 2
- C.
  
  X = 5
- D.
  
  X = -5
14.

Solve the following equation: 2(x + 4) - 6 = 14
- A.
  
  X = 8
- B.
  
  X = -8
- C.
  
  X = -6
- D.
  
  X = 6
15.

Solve the following equation: 5x - 3x = 16 + 7x + 8 + 6
- A.
  
  X = 1
- B.
  
  X = -6
- C.
  
  X = 2
- D.
  
  X = 4
16.

Is the following inequality graphed correctly?
- A.
  
  True
- B.
  
  False
17.

Write the inequality for the following graph:
- A.
  
  X < 10
- B.
  
  X > 10
18.

Write the inequality for the following graph:
- A.
  
  X > 5
- B.
  
  X < 5
19.

Is the following inequality graphed correctly?
- A.
  
  True
- B.
  
  False
20.

Is the following inequality graphed correctly?
- A.
  
  True
- B.
  
  False
21.

Solve the inequality below: -4 > 11 + k
- A.
  
  -15 > k
- B.
  
  -15 < k
- C.
  
  7 > k
- D.
  
  7 < k
22.

Solve the following inequality: -5x > -45
- A.
  
  X > -9
- B.
  
  X > 9
- C.
  
  X < 9
- D.
  
  X < -9
23.

Solve the following inequality: 0 < n - 11
- A.
  
  N = -11
- B.
  
  N = 11
- C.
  
  N < 11
- D.
  
  N > 11
24.

The sum of three consecutive even integers is 48. What is the value of the middle integer?
25.

Translate the word problems into an equation OR inequality: you need to score at least 30 points to win the game
- A.
  
  X = 30
- B.
  
  X < 30

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