Question and answer
Evaluate 7 + (-3x2) for x = 0. -2 0 4 7
Question
Asked 10/5/2012 10:59:29 AM
Updated 8/6/2014 6:57:07 PM
6 Answers/Comments
This conversation has been flagged as incorrect.
Flagged by yeswey [8/6/2014 6:53:54 PM]
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Original conversation
User: Evaluate 7 + (-3x2) for x = 0. -2 0 4 7

Weegy: What are all the options ?
leo4797|Points 10|

User: Evaluate 7 + (-3x2) for x = 0. -2 0 4 7

Weegy: What are all the options ?
leo4797|Points 10|

User: What is the expression for "the difference between five times a number and twice that number"? 5(2 - N) 5N - 2N 2N - 5N

Weegy: b 5N - 2N
latefisher|Points 3058|

User: Find the value of 21 - 18 ÷ 3 · 2. 2 9 18

User: What is the multiplicative inverse of ? -2 -2

Weegy: C
Dakd123|Points 10|

User: Simplify 7(x + 3). 7x + 3 7x + 21 7x + 10 x + 21

User: Simplify 9 - {x - (7 + x)}. 16 -2x + 2 -2x + 16 2x + 2

Weegy: x = -14/11
stan_r|Points 1382|

User: Simplify 6x + 6 + 5x - 8. 11x - 2 11x + 2 9x

User: Evaluate A2 for A = -3. -9 -6 6 9

Question
Asked 10/5/2012 10:59:29 AM
Updated 8/6/2014 6:57:07 PM
6 Answers/Comments
This conversation has been flagged as incorrect.
Flagged by yeswey [8/6/2014 6:53:54 PM]
New answers
Rating
8
when x = 0,
7 + (-3x^2) = 7 - 3x^2 = 7 - 3(0^2) = 7 - 0 = 7
Added 8/6/2014 6:53:51 PM
This answer has been confirmed as correct and helpful.
Confirmed by andrewpallarca [8/6/2014 6:57:16 PM]
8
21 - 18 ÷ 3 · 2 = 21 - 6*2 = 21 - 12 = 9
Added 8/6/2014 6:54:27 PM
This answer has been confirmed as correct and helpful.
Confirmed by andrewpallarca [8/6/2014 6:57:59 PM]
8
7(x + 3) = 7x + 21
Added 8/6/2014 6:55:02 PM
This answer has been confirmed as correct and helpful.
Confirmed by andrewpallarca [8/6/2014 6:58:42 PM]
8
9 - {x - (7 + x)} = 9 - (x - 7 - x) = 9 - (-7) = 9 + 7 = 16
Added 8/6/2014 6:55:57 PM
This answer has been confirmed as correct and helpful.
Confirmed by andrewpallarca [8/6/2014 6:59:33 PM]
8
6x + 6 + 5x - 8 = 11x - 2
Added 8/6/2014 6:56:30 PM
This answer has been confirmed as correct and helpful.
Confirmed by andrewpallarca [8/6/2014 7:01:19 PM]
8
When A = -3, A^2 = (-3)^2 = 9
Added 8/6/2014 6:57:07 PM
This answer has been confirmed as correct and helpful.
Confirmed by andrewpallarca [8/6/2014 7:02:18 PM]
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4y - 6y + 9y = -2 {-2/11} {-2/7} {2/7} {2/11}
Weegy: y = -2/7 User: (x - 3) - 2(x + 6) = -5 {-10} {-4} {8} Weegy: its -10. wait ill check again User: (x - 3) - 2(x + 6) = -5 {-10} {-4} {8} Weegy: its -10. wait ill check again User: 7x + 9 = 6x - 5 x = -14 x = -4 x = 4 x = 14 Weegy: 4-7x+10=15-6x-8 4+10=14 and 15-8=7 so now you have... 14-7x=7-6x - - - - - - - - - - - - - - - - - - - ? 7x+7x 14=7+x now use opposites to get -x= -7 which equals x=7 is your answer. User: 17x - 6 + 3x - 5 = x + 11 + 4x 20x - 11 = 5x + 11 20x + 1 = 5x + 11 9x = 16x Weegy: 20x-11=5x+11 User: An equation _____ has one solution. always sometimes never Weegy: It's either a trick question, [ or the person who wrote the question is guilty of fuzzy thinking. a linear (1st order) equation will have one solution a quadratic (2nd order) equation will have two solutions a cubic (3rd order) equation will have three solutions ... an nth order equation will have n solutions. An equation may have more than one solution, or the solution(s) may be complex, rather than real, but it will always have one solution - and sometimes more than one. Had the question been "An equation _____ has only one solution", the answer would have been #2, "sometimes". ] User: An equation _____ has one solution. always sometimes never Weegy: It's either a trick question, [ or the person who wrote the question is guilty of fuzzy thinking. a linear (1st order) equation will have one solution a quadratic (2nd order) equation will have two solutions a cubic (3rd order) equation will have three solutions ... an nth order equation will have n solutions. An equation may have more than one solution, or the solution(s) may be complex, rather than real, but it will always have one solution - and sometimes more than one. Had the question been "An equation _____ has only one solution", the answer would have been #2, "sometimes". ] User: Which of the following equations has the given solution set? Solution set: Ø -2m + 5 = ... (More)
Question
Expert Answered
Updated 3/12/2014 3:28:22 AM
3 Answers/Comments
7x + 9 = 6x - 5

7x - 6x = -5 - 9

x = -14
Added 3/12/2014 3:26:55 AM
This answer has been confirmed as correct and helpful.
9(x - 2) = 18

9x - 18 = 18

9x = 18 + 18

9x = 36

x = 36/9

x = 4
Added 3/12/2014 3:28:22 AM
This answer has been confirmed as correct and helpful.
The area where one plate sinks into the asthenosphere underneath another plate is known as a subduction zonea transform boundaryan earthquake boundarya convection zone
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Question
Updated 1/31/2016 11:45:20 AM
0 Answers/Comments
Simplify 8(3 - 2x). 24x - 16 16x - 24 24 - 16x User: Simplify 8(3 - 2x). 24x - 16 16x - 24 24 - 16x User: Simplify 11(2x + 3). 11x + 5 22x + 3 22x + 33 User: Simplify 3x + (-12x) - 5x. -14x -9x 10x 20x User: Simplify 2x + x. 2x² 3x 3x ²
Weegy: x = 11/7 User: Score: Simplify -2[9 - (x + 7)]. -32 - x -4 - x -4 + 2x -32 + 2x (More)
Question
Updated 6/4/2014 12:43:31 AM
5 Answers/Comments
8(3 - 2x) = 24 - 16x
Added 6/4/2014 12:38:13 AM
This answer has been confirmed as correct and helpful.
Confirmed by andrewpallarca [6/4/2014 1:27:03 PM]
11(2x + 3) = 22x + 33
Added 6/4/2014 12:41:30 AM
This answer has been confirmed as correct and helpful.
Confirmed by andrewpallarca [6/4/2014 1:27:14 PM]
3x + (-12x) - 5x = 3x - 12x - 5x = -9x - 5x = -14x
Added 6/4/2014 12:42:09 AM
This answer has been confirmed as correct and helpful.
Confirmed by andrewpallarca [6/4/2014 1:28:03 PM]
2x + x = 3x
Added 6/4/2014 12:42:31 AM
This answer has been confirmed as correct and helpful.
Confirmed by andrewpallarca [6/4/2014 1:28:05 PM]
-2[9 - (x + 7)]
= -2(9 - x - 7)
= -2(2 - x)
= -4 + 2x
Added 6/4/2014 12:43:31 AM
This answer has been confirmed as correct and helpful.
Confirmed by andrewpallarca [6/4/2014 1:29:13 PM]
One side of a square is 3x + 2. Which expression represents the perimeter? 2(3x + 2) (3x + 2)² 4(3x + 2)
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Question
Updated 6/26/2014 9:58:18 PM
7 Answers/Comments
4 + (27 - 12·2) ÷ 2
= 4 + (27 - 24) ÷ 2
= 4 + 3/2
= 4 + 1.5
= 5.5
Added 6/26/2014 9:55:43 PM
This answer has been confirmed as correct and helpful.
Confirmed by jeifunk [6/26/2014 9:58:44 PM]
The coefficient for 3 · 2x is 6.
Added 6/26/2014 9:56:06 PM
This answer has been confirmed as correct and helpful.
Confirmed by jeifunk [6/26/2014 9:58:57 PM]
In the expression (x^2 + 3), the base is x.
Added 6/26/2014 9:56:59 PM
This answer has been confirmed as correct and helpful.
Confirmed by jeifunk [6/26/2014 9:59:05 PM]
42 + 6 ÷ 2
= 42 + 3
= 45
Added 6/26/2014 9:57:27 PM
This answer has been confirmed as correct and helpful.
Confirmed by jeifunk [6/26/2014 10:02:36 PM]
y^5 for y = 1 is 1.
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Added 6/26/2014 9:58:12 PM
This answer has been confirmed as correct and helpful.
Confirmed by jeifunk [6/26/2014 10:02:41 PM]
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Question
Updated 1/26/2016 12:00:59 PM
3 Answers/Comments
Scientists have standardized a concise definition of life. FALSE.

Added 1/26/2016 12:00:44 PM
This answer has been confirmed as correct and helpful.
Confirmed by jeifunk [1/26/2016 12:14:24 PM]
It is often easier to determine if an object or organism possesses the characteristics of life rather than life itself. TRUE.



Added 1/26/2016 12:00:54 PM
This answer has been confirmed as correct and helpful.
Confirmed by jeifunk [1/26/2016 12:14:35 PM]
Characteristics that are always present in a living organisms are cells, metabolism, reproduction, homeostasis, movement, and sensitivity.
Added 1/26/2016 12:00:59 PM
This answer has been confirmed as correct and helpful.
Confirmed by jeifunk [1/26/2016 12:15:15 PM]
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