Respuesta :

Answer:

21+21+7+7+7+7+8+8+8+8+9+9

Step-by-step explanation:

amswer is 120

Answer:

Step-by-step explanation:

21+2=42.There are four sevens-which is  7x4=28.There are four eights meaning it is 8x4=32+28=60+42=102+(9+9)=102+18=120