Mathematics

Maggie Bartlett

2 June, 06:40

The function c (x) = 3x - 4 determines how many cupcakes need to be purchased for a birthday party, where x is the number of kids at the party. The party planner uses d (c (x)) to find the amount of money to bring for the cupcake purchase. The function d (x) = 2x + 5. Solve for how much money to bring when there are 7 kids at the party

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