Based on the pattern in the table what is the value of a power of 2

What is the value of 1/3x + 7x when x = 5

Fractions can be added and subtracted only if they're fractions. a. like b. proper c. improper d. unlike

Trish receives $450 on the first of each month. josh receives $450 on the last day of each month. both trish and josh will receive payments for next four years. at a discount rate of 9.5 percent, what is the difference in the present value of these two sets of payments?