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HELP PLS GIVING BRAINLIEST

A pet store is having a pet fish sale. Mrs. Smith bought koi and paid with a​ $50 bill. Write an algebraic expression to represent how much change Mrs. Smith got back. PS the koi fish cost $7

Respuesta :

Jsf09

Step-by-step explanation:

y = 50 - 7x

since each fish cost 7 this equation works no matter how many fish she buys.

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