Andrea is shopping for items for her pet sitting business because the store is having a sale where everything in the store is 5% off. andrea buys a cat carrier for $39.99 and a cat tower for $19.99. she has a coupon for an additional 15% off on the cat tower. before tax, andrea estimates that her total, after discounts, will be about $54. determine if andrea has estimated correctly.

sorry, i can't understand your question. will later if you describe more clearly!

: )

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: