Given the arithmetic sequence an = 2 + 4(n − 1), what is the domain for n? options: all integers all integers where n ≥ 0 all integers where n > 1 all integers where n ≥ 1

The 7th grade has collected $200 for a field trip that would cost $600. the teachers decided to ask $50 from additional students to cover the cost. how mny students must pay to cover the cost ? a 16studentsb 80studentsc 160studentsd 8students show work