Here are the first four terms of an arithmetic sequence. 6 10 14 18

Write down an expression, in terms of n , for the (n+1)th term of this sequence.

At a local museum, the total price for one adult and one child is $11. mrs. smith paid for herself and her three children. she spent $19. record the system of equations to be solved and then find the price of an adult and child ticket using either elimination or substitution.