Find the missing ? Explanation need it

This race was first held in 1953 on august 16th. every decade the race finishes with a festival. how many years is this?

Solve 3x-18=2y and 5x-6y=14 by elimination or substitution . show all !

Axel follows these steps to divide 40 by 9: start with 40. 1. divide by 9 and write down the remainder. 2. write a zero after the remainder. 3. repeat steps 1 and 2 until you have a remainder of zero. examine his work, and then complete the statements below.