Write a system equation. The school sold 400 concert tickets. The number of teacher tickets sold was 5 more than 3 times the number of student tickets sold. Write a system of equation that can be used to find the number of teacher tickets sold, t and
the number of student tickets sold, s

Candice uses the function f(t)=t+100−−−−−−√ to model the number of students in her after-school program. the variable t represents days and f(t) represents the number of students. how many days does it take for there to be 15 students in her program? a. 225 days b. 125 days c. 325 days d. 115 days