Aldo11 Aldo11
  • 26-08-2016
  • Mathematics
contestada

12-5(3r+2)=17 I need help on that thats it please

Respuesta :

dalendrk
dalendrk dalendrk
  • 26-08-2016
12 - 5(3r + 2) = 17    |use distributive property a(b + c) = ab + ac

12 - 15r - 10 = 17

2 - 15r = 17    |subtract 2 from both sides

-15r = 15    |divide both sides by (-15)

r = -1
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