You\:are\:buying\:the\:hamburgers\:and\:chicken\:for\:a\:party.\:The\:hamburgers\:cost\:2.75\:\:per\:pound\:and\:the\:chicken\:is\:3.50\:per\:pound.\:If\:you\:have\:75\:to\:spend,\:write\:and\:solve\:a\:linear\:equation\:to\:find\:out\:how\:many\:pounds\:of\:chicken\:you\:can\:afford\:if\:you\:buy\:12\:pounds\:of\:hamburgers.