Write an algebraic expression for each of the following English phrases. Let n = number.

1. one-fourth of a number
2. six less than the sum of the number and seven
3. a number divided by 12
4. the difference between the number and its squared
5.fifteen less than a number is five
6.the sum of eight and a square of a number
7.four more than three times a number 8.nine more than twice a number is twelve
9. 9. seven less than a number is 20
10.one less than three times the difference of seven and a number is four​