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Apply the distributive property to factor out the greatest common factor of all three terms.
{9a - 18b + 21c} =9a−18b+21c

Respuesta :

rspill6

Answer:

3(3a - 6b + 7c)

Step-by-step explanation:

9a−18b+21c

3(3a - 6b + 7c)

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