lasia65 lasia65
  • 27-10-2018
  • Mathematics
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Prealgebra.. please help me out !

Prealgebra please help me out class=
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gmany
gmany gmany
  • 27-10-2018

3x + 27 = 3 * x + 3 * 9 = 3(x + 9)

14 + 16y - 7 - y = (14 - 7) + (16y - y) = 7 + 15y = 15y + 7

Answer:

a) 3 * x + 3 * 9 and 3(x + 9)

b) 15y + 7

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