For his job, Keith earns 10% commission on his total sales. To pay for a trip to Top Golf,
Keith needs to earn $120 in commissions.
What must Keith's soles total for the week?

a function could be identified in 3 ways either on a chart,graph, or ordered pairs. first a function is that each point has its own. the rule is that there can be many x's to one y but there can not be 2 x's at different y's. so on a graph when you put a straight line through the y's there should be one dot only to be a function.

step-by-step explanation: