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  • 02-12-2016
  • Mathematics
contestada

PLEASE HELP ASAP #12!!!

PLEASE HELP ASAP 12 class=

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Аноним Аноним
  • 02-12-2016
all you have to do is add up all of the sides.
then once you have X, for part 2 all you need to do is replace X with 4 and then solve
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jimenaf755 jimenaf755
  • 02-12-2016
just substitute 4 for the x value.
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