Question and answer
3x-8=7
x=4
sls23|Points 977|
Question
Asked 1/24/2011 2:53:42 PM
Updated 8/30/2014 3:15:40 PM
2 Answers/Comments
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3x - 8 = 7

3x = 7 + 8;

3x = 15;

x = 15/3;

x = 5
Added 8/30/2014 3:15:40 PM
This answer has been confirmed as correct and helpful.
Confirmed by yumdrea [8/30/2014 3:16:40 PM]
Comments
3x-8=7

3x=8+7
3x=15
x=15/3
x=5
Added 1/24/2011 3:12:12 PM
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Questions asked by the same visitor
2(x - 1) - 4(x + 1) = 0
Weegy: 2(x - 1) - 4(x + 1) = 0 ; 2x - 2 - 4x - 4 = 0 ; -2x - 6 = 0 ; -2x = 6 ; x = 6/-2 ; x = -3 User: 3x-8=7 (More)
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Expert Answered
Updated 291 days ago|6/13/2019 5:59:42 AM
1 Answer/Comment
3x - 8 = 7 ;
3x = 7 + 8 ;
3x = 15 ;
x = 15/3 ;
x = 5
Added 291 days ago|6/13/2019 5:59:42 AM
This answer has been confirmed as correct and helpful.
-(x-5)=2
Question
Updated 8/30/2014 3:15:07 PM
2 Answers/Comments
In the problem: -(x-5)=2

To get x, first we multiply the negative to the expression (x-5),
thus it becomes:

-x + 5 = 2

then we transpose 5 to the other side leaving x on the other side

-x = 2 - 5
-x = -3
x =3

The answer should have been x = 3
Added 1/24/2011 8:12:33 PM
-(x - 5) = 2

-x + 5 = 2;

5 - 2 = x;

x = 3
Added 8/30/2014 3:15:07 PM
This answer has been confirmed as correct and helpful.
Confirmed by andrewpallarca [8/30/2014 3:18:06 PM]
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