1 .  If 2x+y =4, then how much is 6x-3y?

• A. 22
• B. 40
• C. 42
• D. 12

Answer: Option D

Explanation:

2 . If 2x - 3y = 6, then 6y - 4x = ?

• A. -12
• B. -6
• C. 6
• D. 12

Answer: Option A

Explanation:

3 . If 2x - y = 10 and x/y = 3, then x = ?

• A. a - 10
• B. 2
• C. 4
• D. 6

Answer: Option D

Explanation:

4 . If 2x - 4 < 4, then--

• A. x > 2
• B. x < 2
• C. 2 < x < 4
• D. x < 4

Answer: Option D

Explanation:

5 . If 2x - y = 4 then 6x - 3y =?

• A. 12
• B. 10
• C. 4
• D. 6

Answer: Option A

Explanation:

6 . If 2x + 2y = 7z, then what is the average of x, y and z?

• A. 1.5z
• B. 3z
• C. 2z + 1
• D. z/3

Answer: Option A

Explanation:

7 . If 2x-1=9, what is 10x-5 ---

• A. 45
• B. 35
• C. 55
• D. 95

Answer: Option A

Explanation:

8 . If 2x-3 is an odd integer, find the next even integer.

• A. 2x-5
• B. 2x-4
• C. 2x-2
• D. 2x+1

Answer: Option C

Explanation:

9 . If 2x=7 and 3y=2, then what is the value of 9xy?

• A. 21
• B. 18
• C. 22
• D. 28

Answer: Option A

Explanation:

10 . If 2x+7=12, then what is the value of 4x-7?

• A. 2
• B. 4
• C. 3
• D. 10

Answer: Option C

Explanation:

11 . 2x=2y=4-z then 1x+1y+1z is equal to:

• A. $0$
• B. $1$
• C. $\frac{3}{2}$
• D. $-\frac{1}{2}$

Answer: Option A

Explanation:

12 . 2x-6

• A. 1
• B. 2
• C. 3
• D. 0

Answer: Option D

Explanation:

13 . If 2x

• A. 2y+2x
• B. 3x-2y
• C. -(3x-2y)
• D. -(3x+2y)

Answer: Option D

Explanation:

14 . 2x+2y=222

• A. 39
• B. 40
• C. 41
• D. 42
• D. None

Answer: Option D

Explanation: