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20-09-2017
Mathematics

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Borrow want to lose at least 50 pounds she has already lost 20 pounds she estimates that she can lose 1 to 3/4 pounds per week how many weeks will it take her to lose the rest of the way it use the inequality 1.75 + 20 > 50 where w represents the number of weeks

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20-09-2017

1.75w + 20 > 50
1.75w > 50 -20
1.75w > 30
1.75w / 1.75 > 30/1.75
w = 17.14 weeks

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