Mrs. chang spent $44 for a movie ticket and a snack for each of her 4 children. each snack cost $3.50. each movie ticket cost the same amount.

one of mrs. chang's children wrote this incorrect equation to find x, the cost in dollars, of each movie ticket

4x +3.50=44

explain why this equations is incorrect

can someone me with

Frank is lending $1,000 to sarah for two years. frank and sarah agree that frank should earn a real return of 4 percent per year. instructions: a. the cpi (times 100) is 100 at the time that frank makes the loan. it is expected to be 113 in one year and 127.7 in two years. what nominal rate of interest should frank charge sarah?