Seudónimo Seudónimo
  • 15-11-2020
  • Mathematics
contestada

simplify by combining like terms

1) 7b - (3a - 8b)

2) 4a-5(a+1)

show work, please

Respuesta :

kelly1204 kelly1204
  • 15-11-2020

Answer:

1)15b-3a

2)-1a-5

Step-by-step explanation:

1）7b-1(3a-8b)

7b-3a+8b

7b+8b-3a

15b-3a

2）4a-5(a+1)

4a-5a-5

-1a-5

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