Write the equation or inequality described in the following problems. Use “x” as the variable to represent the unknown numbers. (example : five more than a number is 17, answer: 5 + n = 17)
1. The sum of two consecutive numbers is 51.
2. Juliet is four times as old as her daughter Jillian and the sum of their ages is 45.
3. The perimeter of a square is 80 inches.
4. Twice a number increased by 16 does not exceed 52.
5. The first angle is one-third of the second angle. The sum of the measures of two angles is greater than 100.