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Lorico [155]
3 years ago
11

|3x-7| + 7 = 9 What is the first solution? Plzzz help

Mathematics
1 answer:
posledela3 years ago
5 0

Answer:

  • 3 and 5/3

Step-by-step explanation:

<u>Solving in steps:</u>

  • |3x-7| + 7 = 9
  • |3x-7|  = 2

<u>1. If 3x - 7 > 0</u>

  • 3x - 7 = 2
  • 3x = 9
  • x = 3

<u>2.  If 3x - 7 < 0</u>

  • 3x - 7 = -2
  • 3x = 5
  • x = 5/3
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