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Solve |4x - 8| < 12 -12 < x < 12 x -1 < x < 5
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2 votes
Solve |4x - 8| < 12

x
-5 < x < 5
-1 < x < 5

User David Deutsch
by
6.4k points

1 Answer

6 votes
| 4x - 8 | < 12

-12 < 4x - 8 < 12......add 8 to every section
-12 + 8 < 4x - 8 + 8 < 12 + 8
-4 < 4x < 20 ....divide every section by 4
-4/4 < 4x/4 < 20/4....simplify
-1 < x < 5 <====
User Sarun Intaralawan
by
5.7k points
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