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Minissycator Minissycator
  • 23-11-2016
  • Mathematics
Answered

Solve for x: |2x + 12| = 18


x = 3, x = –3

x = 3, x = –15

x = 15, x = –15

x = –3, x = 1

Verified Answer :

nobillionaireNobley
nobillionaireNobley nobillionaireNobley
  • 23-11-2016

|2x + 12| = 18
2x + 12 = + or - 18
x + 6 = + or - 9
x = 9 - 6 or -9 - 6
x = 3 or -15
x = 3, x = -15

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