EarlCiel
EarlCiel EarlCiel
  • 02-11-2018
  • Mathematics
contestada

Which expression is equivalent to (3 b + 2 r) + (4 b + r)?
A.) 7 b + 2 r
B.) 7 b + 3 r
C.) 12 b + 2 r
D.) 12 b + 3 r

Respuesta :

lucyderarepotato
lucyderarepotato lucyderarepotato
  • 02-11-2018
B) 7b+3r
3b+4b=7b 2r+r=3r
7b+3r
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