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Q: Solve for m. 2(5m + 4) = 2(3m – 10)
A: 2(5m + 4) = 2(3m - 10) 10m + 8 = 6m - 20 10m - 6m = -20 - 8 4m = -28 m = -28/4 m = -7
Original conversation
User: Solve for m. 2(5m + 4) = 2(3m – 10)

Question
Asked 4/27/2011 9:46:34 PM
Updated 6/1/2014 3:05:49 PM
Flagged by alfred123 [6/1/2014 3:05:46 PM]
Rating
3
2(5m + 4) = 2(3m - 10)

10m + 8 = 6m - 20

10m - 6m = -20 - 8

4m = -28

m = -28/4

m = -7
Added 6/1/2014 3:05:49 PM
This answer has been confirmed as correct and helpful.
Confirmed by andrewpallarca [6/2/2014 11:34:29 AM]

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Questions asked by the same visitor
Solve for n. 0.7(6 - 0.3n) = -2.1
Weegy: n=30. User: Solve for x. 4(2x - 7) = 36 (More)
Question
Updated 6/1/2014 3:11:07 PM
4(2x - 7) = 36

8x -28 = 36

8x = 36 + 28

8x = 64

x = 64/8

x = 8
Added 6/1/2014 3:09:00 PM
This answer has been confirmed as correct and helpful.
Confirmed by andrewpallarca [6/2/2014 11:34:06 AM]
0.7(6 - 0.3n) = -2.1

4.2 - 0.21n = -2.1

4.2 + 2.1 = 0.21n

0.21n = 6.3

n = 6.3/0.21

n = 30
Added 6/1/2014 3:11:07 PM
This answer has been confirmed as correct and helpful.
Confirmed by andrewpallarca [6/2/2014 11:34:19 AM]
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