Help me!! I need it fast, please!

Mr. Williams is selling trading cards during the summer to help pay down his
debts. He currently has 20,000 trading cards and sells them in bundles of 50
cards. He wants to keep at least 6,000 trading cards to give away to his
students. Which of the following inequalities models this situation, where bis
the number of bundles Mr. Williams sells.

Select all the correct answers.natalie buys a new car. in the first month, the odometer on the car records 800 miles. from past experience, she expects to drive 900 miles per monthselect all the functions that can be used to find the number of miles, f(n), recorded on the odometer after n months.of(n) = 800n + 100f(n) = 9001 - 100f(n) = 900n + 800(1) = 800; }(n) = f(n - 1) + 900, for n > 2f(1) = 800; 1(n) = f(n − 1) + 100, for n > 2(1) = 900; }(n) = f(n - 1) + 800, for n > 2

Write the function for the graph. (1.8) (0,4)

Solve the system of equations using the linear combination method. {4x−3y=127x−3y=3 enter your answers in the boxes.