Chloe has $15 to spend on pencils. Each box of pencils costs $2. How many boxes of pencils can Chloe have buy? How much money will she have left
after she buys the pencils?

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.