HyperPro195
HyperPro195 HyperPro195
  • 24-10-2017
  • Mathematics
contestada

what is d + 3 = 2(9 - d)

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sixto21690
sixto21690 sixto21690
  • 24-10-2017
its 7 because i did this
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taniaorozco
taniaorozco taniaorozco
  • 24-10-2017
d + 3 = 2(9 - d)

d + 3 = 18 - 2d

d = 18 - 2d - 3

d = -2d + 15

3d = 15

d = 5

hope this helped, God bless!
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