A theater company charges $9.50 per ticket for people of all age groups. If c represents the total number of children who bought tickets and a represents the total number of adults who
bought tickets, which expression best represents the total money earned by the company from the sale of tickets?
9.5c+a
9.5(c + a)
c+9.5a
19(c + a).

Select the correct answer from each drop-down menu. a system of equations and its solution are given below. system a complete the sentences to explain what steps were followed to obtain the system of equations below. system b to get system b, the equation in system a was replaced by the sum of that equation and times the equation. the solution to system b the same as the solution to system a.]