Which of the following methods can be used to solve a system of equations?

Can you draw an isosceles triangle with only one 80 degree angle?

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?

Abus travels 36 miles in 45 minutes. enter the number of miles the bus travels in 60 minutes at this rate.