Write a word phrase for each algebraic expression:

1. 12+a

2. r-31

3. 19t

4. b/3 (division)

5. c-3

6. 2 + x/8 (x/8 is a fraction)

7. y/11-6 (y/11 is a fraction)

8. 21d+13

1. Twelve increased by a number a

2. Thirty one less than a number r

3. The product of nineteen and a number t

4. b divided by a three

5. Three is less than a number c

6. Two is added by the number x which is divided by eight

7. Six is less than a number y which is divided by eleven

8. Twenty one times a number d increased by thirteen