tessa grabbed a quick bite to eat during her lunch break. She purchased an $8.50 sandwich and a lemonade for $1.99. She tipped rhe barista 15% and paid a 6% sales tax. Bote: rhe sales tax and tips are each based pn the cost of rhe food and drink only

Awrestling tournament begins with 128 competitors. in the first round, each competitor has 1 match against another wrestler. the winner of each match moves on to the next round until there is a winner. write a sequence in which the terms represent the number of players still in the tournament at the end of each round. describe the sequence? how many rounds are in the tournament?

Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil

Find the solution set of this inequality. enter your answer in interval notation using grouping symbols. |8x-4| ≤ 12