brlong18 brlong18

18-10-2018
Mathematics

contestada

d + 3cd - 7c + 3cd + 2c

Respuesta :

altavistard altavistard

18-10-2018

Answer:

d + 6cd - 5c

Step-by-step explanation:

Combining like terms, we get d + (3cd + 3cd) + (-7c+2c), or

d + 6cd - 5c

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