Agroup of friends goes out to dinner. the total bill, excluding tax, is $55. if tax on the meal is 9% and if an 18% tip is left on the $55 total bill, then the total amount paid for the meal is $

answer: domain and range mean all possible values of x and y that could be substituted to the inequality. a solution means all possible values that make the inequality statement true. so while the range is still all real numbers, the solution is the shaded area, for which y will always be greater than the line of the function.