Write an algebraic expression for each item. Use x for the variable.
Example:
A number times the difference of 58 and 17
x (58-17)
1. a number subtracted from 50
2. twice a number added to 189
3. 109 more than a number
4. 99 more than a number
5. a number times the difference of 76 and 39
6. a number added to 75
7. thrice the number subtracted from 45
8. 15 more than twice a number
9. 25 less than 3 times the number
10. a number times the sum of the number and 88