[tex]Let \: x \: be \: Alice's \: score, \: y \: be \: Aaron's \: score. \: We \: have \: an \: equation: \\ x + y = 320 \\ 2(y - 5) + y = 320 \\ 3y = 330 \\ y = 110 \\ x = 320 - y = 320 - 110 = 210. \\ So \: Alice \: scores \: 210 \: points \: and \: Aaron \: scores \: 110 \: points.[/tex]