keyalissia keyalissia
  • 24-04-2017
  • Mathematics
contestada

measure of angle 7 = 2x+15
measure of angle 8 = 3x

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MagicalRarePika
MagicalRarePika MagicalRarePika
  • 24-04-2017
7 = 2x + 15


<7

Subtract by 15

-8 = 2x

Divide by 2

-4 = x

<8

8 = 3x

divide by 3

8/3 = x
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Аноним Аноним
  • 27-04-2017
8/3 or 2 and 2/3 you can use any but depends on your teachers rubric
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