SAT Question a04190b7: Linear Equations In Two Variables answer and explanation with Desmos solution

51$.It’sgiventhattheequation＄4.51x+6.07y=896.86$ represents this situation, where $x$ is the number of smaller containers sold, $y$ is the number of larger containers sold, and ＄896.86$isthestore’stotalsales,indollars,ofblueberrieslastmonth.Therefore,＄4.51x$ represents the store's sales, in dollars, of smaller containers, and ＄6.07 y$representsthestor{e}^{\prime }ssales,indollars,oflargercontainers.Since$x$isthenumberofsmallercontainerssold,theprice,indollars,ofeachsmallercontaineris＄4.51$. Note that 4.51 and 4.510 are examples of ways to enter a correct answer.