Solve this problems step by step and get these solutions 4A don’t this answer u have to solve it to get the solution 4B 38.5 years 4C just give an explanation not a solution 4D$13,850 4E 7.4 years 4F 9,864

Solve this problems step by step and get these solutions 4A dont this answer u have to solve it to get the solution 4B 385 years 4C just give an explanation not class=