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At Dorothy's Hair Salon, 4 gallons of shampoo will last 3 weeks. She has 7 gallons of shampoo. How much more must she order if she wants to have enough for 12 weeks?
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At Dorothy's Hair Salon, 4 gallons of shampoo will last 3 weeks. She has 7 gallons of shampoo. How much more must she order if she wants to have enough for 12 weeks?

User Naveed Ahmad
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1 Answer

3 votes

Answer: 4x4=16-7=9gallons

She will order 9 gallons

Explanation:

User Z Li
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7.2k points
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