You must add <u>7 scoops </u>to the truck.
14 - 3.5 = 10.5 tons needed
10.5 ÷ 1.5 = <u>7 scoops needed</u>
Answer:
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Step-by-step explanation:
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4(-80) = -320
His elevation decreased by 80 each hour. Since he was walking for 4 hours, the equation would be
4(-80) = -320.
