13. A school custodian waxed a gymnasium floor that measured 20 feet by 20 feet. How many square feet did she have to wax?
A. 80 square feet
B. 800 square feet
C. 400 square feet
D. 40 square feet

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Asked 5/19/2014 12:37:36 AM

Updated 1/25/2015 4:31:08 AM

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6 * 6 * 6

36 * 6

= 216

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vchutkan|Points 6188|

= -3p + 11

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Question

Asked 5/19/2014 12:37:36 AM

Updated 1/25/2015 4:31:08 AM

1 Answer/Comment

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Flagged by janezeshun [1/25/2015 4:31:08 AM]

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38 < 4x + 3 + 7 – 3x

38 < x + 10

38 - 10 < x

28 < x

x > 28

38 < x + 10

38 - 10 < x

28 < x

x > 28

Added 1/25/2015 4:31:03 AM

This answer has been confirmed as correct and helpful.

Confirmed by yumdrea [1/25/2015 9:55:39 AM]

6. Simplify the following expression: 35 + (–13) + (+8) – (–6).
A. 50
B. 36
C. 44
D. 24
User:
7. Solve this inequality: 8z + 3 – 2z **Weegy:** The answer is D. z **User:**
8. Simplify and solve this equation for q: 3q + 5 + 2q – 5 = 65.
A. q = 15
B. q = 23
C. q = 11
D. q = 13
**Weegy:** Simplify and solve this equation for q: 3q + 5 + 2q ? 5 = 65.
Answer D. q = 13 **User:**
9. Solve this equation: 4y + 228 = 352.
A. y = 31
B. y = – 31
C. y = 145
D. y = 3
**Weegy:** 4y + 228 = 352,
4y = 352 - 228,
4y = 124,
y = 31. The answer is A. y = 31 **User:**
10. Given the formula K = LMN, what is the formula for M?
A. M = LNK
B. M = LN/K
C. M = K/LN
D. M = KL/N
**Weegy:** A. M = K/LN **User:**
11. If 3 times a number minus 2 equals 13, what is the number?
A. 2
B. –6
C. 4
D. 5
(More)

Question

Not Answered

Updated 5/19/2014 6:31:18 PM

1 Answer/Comment

The expression for "3 times a number minus 2 equals 13" is: 3n - 2 = 13 where n is the number. 3n = 15, so n = 5.

3 times a number minus 2 equals 13, the number is 5.

3 times a number minus 2 equals 13, the number is 5.

Added 5/19/2014 6:31:18 PM

This answer has been confirmed as correct and helpful.

Confirmed by andrewpallarca [5/20/2014 10:13:54 AM]

1. Which of the following groups of numbers are all prime numbers?
A. 2, 5, 15, 19
B. 7, 17, 29, 49
C. 2, 3, 5, 9
D. 3, 11, 23, 31
**Weegy:** 3,11,23,31 is the group of numbers that have all prime numbers.
(More)

Question

Expert Answered

Updated 5/19/2014 4:13:42 AM

0 Answers/Comments

11. If 3 times a number minus 2 equals 13, what is the number?
A. 2
B. –6
C. 4
D. 5

Question

Not Answered

Updated 5/19/2014 8:29:02 AM

1 Answer/Comment

If 3 times a number minus 2 equals 13, the number is 5.

3n-2=13

3n=13+2

3n=15

n=15/3

n=5

3n-2=13

3n=13+2

3n=15

n=15/3

n=5

Added 5/19/2014 8:29:02 AM

This answer has been confirmed as correct and helpful.

12. Simplify and solve this equation: 4m + 9 + 5m – 12 = 42.
A. m = 4
B. m = 5
C. m = -4
D. m = –5
**Weegy:** 4m + 9 + 5m – 12 = 42, 9m - 3 = 42, 9m = 45, m = 45/9, m = 5 **User:**
13. If four times a number plus 3 is 11, what is the number?
A. 2
B. 16
C. 4
D. 5
(More)

Question

Not Answered

Updated 5/19/2014 5:11:54 AM

1 Answer/Comment

If four times a number plus 3 is 11, the number is 2.

4n + 3 = 11;

4n = 11 - 3;

4n = 8;

n = 8/4;

n = 2

4n + 3 = 11;

4n = 11 - 3;

4n = 8;

n = 8/4;

n = 2

Added 5/19/2014 5:11:53 AM

This answer has been confirmed as correct and helpful.

11. Which of the following best describes a plane?
A. The surface of a flat table
B. A curve in a road
C. The point of intersection of two walls
D. The edge of a desk

Question

Not Answered

Updated 5/19/2014 7:48:04 AM

1 Answer/Comment

The surface of a flat table best describes a plane.

Added 5/19/2014 7:48:04 AM

This answer has been confirmed as correct and helpful.

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