Answer:
1. d = 14
2. d = 30
3. d = 10
Step-by-step explanation:
For the first one, divide both sides by 6.
Ex. Divide 6d by 6 and you get d. Divide 84 by 6 and you get 14. d = 14
For the second one, divide both sides by 15.
For the third one, divide both sides by 11.
