Christin's age is equal to three times her age in 3 years' time minus three times her age 3 years ago. What is her age now?

Please explain how you got the answer as well, thanks.

4 answers

c = 3(c+3) -3(c-3)

c = 3 c + 9 - 3 c + 9

c = 18
ohyeah.
This question is pretty hard. Thank you for answering my question as well. I still don't understand it but thanks for your help lots, Damon! I appreciate it lots. Have a nice day!
its 18 cause x*(x-3)-x+(x+3)