HELP! Please answer this and please show me your solution too if possible.
1. One number is 5 less than 4 times another. If the sum of the two numbers is 11, find the numbers.
2. The sum of the ages of Cora and Rose is 40. Cora is 4 years older than Rose. How old is Cora?
3. Find three consecutive even integers such that their sum decreased by the third integer is 82.