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11.John works in a shoe store where he earns $80 per week and earns $10 per sale of shoes.
This week he wants to earn at least $140.
Which inequality BEST represents John's situation and the number of sales, x, he needs to
make?
A. 80+ 10x ≥ 140
B. 80+ 10x ≤ 140
C. 10+80x2 140
D. 10+80x≤ 140

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