Mathematics, 17.06.2021 22:00, QueenNerdy889

Joe and Becky are buying fish for their new aquarium. The expression 3g + 4a represents the cost in dollars of buying fish where 'g' is the number of guppies purchased and 'a' is the number of angel fish purchased. Find the cost of fish if they buy 12 guppies and 4 angel fish. Explain your work.

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Joe and Becky are buying fish for their new aquarium. The expression 3g + 4a represents the cost in...