Find three consecutive even integers such that their sum is 42

Tatiana reads 40 pages of her book every night for x number of nights. write an expression that shows the number of pages she has read

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.

Answer for 15 points (look at the image)