Eli treated his sister to lunch while visiting her in Burlington. Their lunch cost $80, and the sales tax in Burlington is 5%. If Eli left a 15% tip on the $80, how much in total did he pay?

What is the first step of an indirect proof of a number that is divisible by two

Three people are traveling and need to exchange the currency of their native country for the currency of the country they are visiting. drag each exchange to the category that shows the ratio of currencies in that exchange.

50 will mark show all use the linear combination method to solve the system of equations. explain each step of your solution. if steps are not explained, you will not receive credit for that step. 2x+9y= -26 -3x-7y=13