# The cost of manufacturing x T-shirts is modeled by the function T(x)=5x+12and the cost of manufacturing x sweatshirts is modeled by S(x)=15x+18. What is a function giving the total cost of manufacturing T-shirts and sweatshirts? Find the total cost of manufacturing 15 T-shirts and 15 sweatshirts.

(1) Answers

87 for t-shirts and 243 for sweatshirts, the total cost is 330

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