Answer the question with step by step explanation

Find an equation of the line perpendicular to the graph.

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.

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.