Seudónimo Seudónimo
  • 07-06-2017
  • Mathematics
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What is the value of x in the equation –x = 3 – 4x + 15?

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blackcat2016 blackcat2016
  • 07-06-2017
-x=3-4x+15

+4x  +4x
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4x-x=3+15
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3x=18 (divide by 3) so the answer is x=6
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