Respuesta :

Answer:

7r-24y-19

Step-by-step explanation:

Distribute

7r+21 -8(3y+5)

7r+21 -24y-40

rearrange terms

7r-19-24y

7r-24y-19

Answer:

7r-24y-19

Step-by-step explanation:

HOPE I HELPED

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