Tom has a collection of 30 CDs and Nita has a collection of 18 CDs. Tom is adding 1 CD per month to his collection while Nita is adding 5 CDs per month to her collection. After how many months will Tom and Nita have the same number of CDs? Show your work

Question

yacoub1993 · Answer

i think its 3 months but not sure

yacoub1993 · Answer

@Yttrium

yttrium · Answer

You're correct bro! It's actually 3. :))

yacoub1993 · Answer

i mean the calculation is correct
30+3 = 18+15
    33 = 33

anonymous · Answer

yaa your write but try to expand ur work

yacoub1993 · Answer

how??

yttrium · Answer

Let 30+x --> Tom's CD per another additional month
      18+5x --> Nita's CD per another additional month

30+x = 18+5x
4x = 12
x = 3.
This is the ideal solution for me. @Yacoub1993

anonymous · Answer

yaa this is a good way 
but u can also solve it by some othe method

yacoub1993 · Answer

ohhh ok thank you bro