Solve for x. 3x - 5x + 8x + x = 42 6 7 8
Question
Updated 5/26/2014 10:26:15 PM
Flagged by yeswey [5/26/2014 10:00:15 PM], Unflagged by jeifunk [5/26/2014 10:26:15 PM], Edited by jeifunk [5/26/2014 10:26:27 PM]
s
Original conversation
User: Solve for x. 3x - 5x + 8x + x = 42 6 7 8

Weegy: 3x - 5x + 8x + x = 42

-2x + 9x = 42

7x = 42

x = 6

User: Solve for x. 5x - 3 = 12 A) x = 9/5 B) x = -9/5 C) x = 3 D) x = -3
Question
Updated 5/26/2014 10:26:15 PM
Flagged by yeswey [5/26/2014 10:00:15 PM], Unflagged by jeifunk [5/26/2014 10:26:15 PM], Edited by jeifunk [5/26/2014 10:26:27 PM]
Rating
3
5x - 3 = 12
5x = 12 + 3
5x = 15
x = 15/5 = 3
Confirmed by jeifunk [5/26/2014 10:27:55 PM]

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Question
Which of the following equations has no solution? A) 3x + 1 = 2x + 1 B) 3x + 1 = 3x + 1 C) 3x + 1 = 3x + 2
Question
Updated 4/18/2015 1:35:52 PM
3x + 1 = 3x + 2 has no solution.
3x + 1 = 3x + 2;
3x - 3x = 2 - 1;
0 = 1
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