sshirazianderso sshirazianderso
  • 07-12-2017
  • Mathematics
contestada

write an equivalent expression to
4(3a + 7) + 3(2a + 5)
if a = 5, than are the expressions equivalent?

Respuesta :

Аноним Аноним
  • 07-12-2017
1. Distributive Property. 
4(3a + 7) + 3(2a + 5)
12a + 28 + 6a + 20

2. Combine like terms
12a + 28 + 6a + 20
18a +48


The equivalent expression is 18a + 48. If a = anything then the expressions will still be equivalent. 
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