1. Seven times a number, added to the sum of the number and eight.
2. A number multiplied by -7 less 11
3. A number multiplied by 9, added to -8
4. 8.7 less than a number
5. The sum of a number and 12 decreased by 10 ¾
6. The product of a number and -5 less than 7.2
7. The quotient of a number and 2 subtracted from 5