answersLogoWhite

0

12d - 9 = 15d + 9

Subtract 15 d from both sides: -3d - 9 = 9

Add 9 to both sides: -3d = 18

Divide both sides by -3: d = -6

User Avatar

Wiki User

15y ago

Still curious? Ask our experts.

Chat with our AI personalities

ProfessorProfessor
I will give you the most educated answer.
Chat with Professor
FranFran
I've made my fair share of mistakes, and if I can help you avoid a few, I'd sure like to try.
Chat with Fran
TaigaTaiga
Every great hero faces trials, and you—yes, YOU—are no exception!
Chat with Taiga

Add your answer:

Earn +20 pts
Q: 12d-9 equals 15d plus 9
Write your answer...
Submit
Still have questions?
magnify glass
imp