In 2007, it is estimated that the united states used about 101,000 quadrillion thermal units . if u. s energy consumption increases at a rate of about 0.5% annually, what amount of energy will the united states use in 2020? (show the work)

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.