Answer:

Step-by-step explanation:
times in the y+9 and y+7 and get y squared + 16x+ 63+80.
16.5ft squared
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Answer:
11 2/3 pounds
Step-by-step explanation:
If a pack contain 1 2/3 pounds, 7 packs would contain :
1 2/3 x 7
× 7 = 35/3 = 11 2/3 pounds