the local community theater sold a total of 240 tickets for saturday nights performance. they sold 180 more…

the local community theater sold a total of 240 tickets for saturday nights performance. they sold 180 more full - price tickets than discount tickets. which system of equations can be used to model this situation?\n\\(\\begin{cases}f + d=240\\f = 180\\end{cases}\n\\(\\begin{cases}f + d=240\\f - d=180\\end{cases}\n\\(\\begin{cases}f - d=240\\f = 180 + d\\end{cases}\n\\(\\begin{cases}f - d=240\\f = 180d\\end{cases})

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