jothesame jothesame
  • 15-06-2016
  • Mathematics
contestada

what is the value of a in the equation 5a-10b=45 when b=3

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Milly051802
Milly051802 Milly051802
  • 15-06-2016

10x3= 30

45-30= 15

5x?= 15 or 15/5

a= 3

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