1. A car rental company charges $36 per day to rent a car and $0.15 per mile. Juan is charged $58.95 for one day rental. How many miles did he drive? 1. a. Multiply and simplify: (8 + i)(5 + 3i). Write the answer in the form a + bi, where a and b are real numbers. b. Solve for x: log2 (5x-4) = 4 8. Solve the inequality, and write the solution in interval notation: Show all steps to get full credit. 2. Solve for x: 8 7x1 64 3. Suppose $2,800 is invested in an account at an annual interest rate of 4.7% compounded continuously. How long (to the nearest tenth of a year) will it take the investment to double in size