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17-11-2016
Mathematics

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Anita works for a dog-walking service. She earns a one-time fee of $10 plus an additional $2 for each dog she walks. If Anita wants to earn at least $40, what is the minimum number of dogs she must walk?

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charstar charstar

17-11-2016

40=10+2x where x is the number of dogs.
30=2x
x=15
Therefore she must walk 15 dogs

Hope this helps :)

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