1) If g is the cost of admission for one child to the zoo, what is the cost for 7 children? a) 7 + g b) 7g c) 7 - g 2) A family of 2 children and 3 adults visit their local zoo. If g represents the cost of admission for one child and k represents the cost for one adult, what is the total cost of admission for the family? a) 2g + 3k b) 2k + 3g c) 2g3k 3) Simplify 5a + 2b - a + b a) 5 + 3b b) 4a - 3b c) 4a + 3b

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