Anyone know the answers?? Please help?
1 answer:
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<em>Greetings from Brasil...</em>
Let's solve this inequality.
Let's isolate X. For this, the elements that are with it must be sent to both sides:
- 3 < - 4X + 1 < 13
- 3 - 1 < - 4X < 13 - 1
- 4 < - 4X < 12
<h2>- 3 < X < 1</h2><em>important: see annex</em>
