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How do you solve: -1+7n>-4(-7n-5) Having problems on the first step.. Thanks for your help!!

How do you solve: -1+7n>-4(-7n-5) Having problems on the first step.. Thanks for your help!!
asked 215k views
2 votes
How do you solve: -1+7n>-4(-7n-5)

Having problems on the first step..
Thanks for your help!!

asked
User Matheus Portela
by
8.3k points

1 Answer

3 votes
-1 + 7n > -4(-7n - 5)
- 1 + 7n > 28n + 20
- 28n - 28n
---------------------------------
-1 - 21n > 20
+ 1 + 1
---------------------------
-21n > 21
-------- -------
-21 -21

n > -1

answered
User Imckl
by
8.2k points
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