4x + 2 = -28.4

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4x + 2 = -28.4

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Asked 1/26/2011 3:58:12 PM

Updated 7/2/2014 8:55:30 AM

3 Answers/Comments

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Flagged by andrewpallarca [7/2/2014 8:54:44 AM]

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User: 4x + 2 = -28.4

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Expert answered|Greenpepper|Points 821|

User: 4x + 2 = -28.4

Question

Asked 1/26/2011 3:58:12 PM

Updated 7/2/2014 8:55:30 AM

3 Answers/Comments

This conversation has been flagged as incorrect.

Flagged by andrewpallarca [7/2/2014 8:54:44 AM]

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andrewpallarca

4x + 2 = -28.4;

4x = -28.4 - 2;

4x = -30.4

x = -30.4/4;

x = -7.6

Added 7/2/2014 8:55:30 AM

This answer has been confirmed as correct and helpful.

imYoung

4x + 2 = -28.4

x=-7.6

4(-7.6)+2=28.4
-30.4+2=28.4
28.4 = 28.4

Added 7/2/2014 8:49:17 AM

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andrewpallarca

imYoung, please make sure to provide proper solutions to equation. Your answer only shows that 4x + 2 with x = -7.6 is equal to -28.4, but you did not show how to get the value of x or the solution to the equation.

Added 7/2/2014 8:54:26 AM

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2d - 8 = -10 what is d?

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Expert Answered

Updated 7/31/2014 7:48:06 AM

3 Answers/Comments

janezeshun

The answer for 2d - 8 = -10 is d=-1.
2d - 8 = -10
2d=-10+8
2d=-2
d=-2/2
d=-1

Added 7/30/2014 10:51:49 PM

This answer has been confirmed as correct and helpful.

Confirmed by andrewpallarca [7/30/2014 10:59:59 PM], Rated good by andrewpallarca

pfffft

The equation is worked as follows.
2d - 8 = -10
2d = -10 + 8
2d= -2
d= -1

The answer is -1.

Added 7/30/2014 11:36:39 PM

This answer has been flagged as incorrect.

Flagged by andrewpallarca [7/31/2014 7:47:13 AM]

andrewpallarca

pfffft, the question has been already answered correctly by janzeshun, there's no need to answer it again. Duplicate answers are not allowed. Please see the rules on the HELP menu above.

Added 7/31/2014 7:48:06 AM

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Updated 2/21/2014 12:44:29 PM

2 Answers/Comments

andrewpallarca

-8c + 1 = -3

-8c = -3 - 1

-8c = -4

c = -4/-8

c = 1/2

Added 2/21/2014 12:43:48 PM

This answer has been confirmed as correct and helpful.

andrewpallarca