Katieperezzzz Katieperezzzz
  • 20-01-2016
  • Mathematics
contestada

6R + r -5r simplify each expression
A.2r
B.1 r + r
C.0r
D.7r-5r

Respuesta :

Аноним Аноним
  • 20-01-2016
a. 2r
r-5r=-4r
6r+-4r=2r
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