Answer:
d = 6
Step-by-step explanation:
5d - 10 = 20
Add 10 to each side
5d - 10+10 = 20+10
5d = 30
Divide by 5
5d/5 = 30/5
d = 6
5d - 10 = 20
Add 10 to both sides of the equation
Divide both sides of the equation by 5
Hope this helps :)
