Hannah babysits to earn money. •she charges 6.50$ to babysit for the first hour.
•she charges 5.75$ for each additional hour.
•let n equal the number of hours after the first hour.
Which expression represents how much Hannah charges?​

Which system of linear inequalities is graphed? can somebody pleasssse

Which expression is equivalent to 8(k + m) − 15(2k + 5m)?

Hector and alex traded video games. alex gave hector one fourth of his video games in exchange for 6 video games. then he sold 3 video games and gave 2 video games to his brother. alex ended up with 16 video games. how many video games did alex have when he started?