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8. -2|3x+1|=-10 hsiaodkmakakcmd help
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5 votes
8.
-2|3x+1|=-10
hsiaodkmakakcmd help

User David Sherret
by
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1 Answer

3 votes

Answer: x=-2, 4/3

Explanation:

-2|3x+1|=-10

-2|3x+1| / (-2) = -10/(-2)

-2|3x+1| / (-2) = 5

|3x+1|=5

3x+1=5

3x=4

x=4/3

3x+1=-5

3x=-6

x=-2

x=-2, 4/3

User Mohsen Haddadi
by
3.2k points
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