Posted by alisha on Thursday, September 23, 2010 at 7:39am.
Math:
If we take away 9 CDs, then they sold equal quantities, namely (41-9)/2=16 each.
So John sold 16, and Paul sold 16+9=25 CDs.
Algebra:
Let x=number of CD's sold by John, then Paul sold x+9.
Equate total:
x+x+9=41
2x=41-9
2x=32
x=16 (John)
x+9=25 (Paul)
thank you
Related Questions
Calc - In the first three days of its launch, the Galaxy Music Store sold 14 CDs...
math - for every 8cds sold, there were 12 dvds sold. a combined total of 70 cds ...
math - equation pete and tom sold 41cds and tom sold 9more,.how many did pete ...
math - Last month a store sold 4 times as many tapes as CDs. If the total ...
Algebra - Natalie earns $2.50 for each CD she sells and $3.50 for each DVD she ...
Algebra - Natalie earns $2.50 for each CD she sells and $3.50 for each DVD she ...
algebra1 - juan's band produced a number of CDs to sell at a gig.the batch ...
math - i need to approximate profit in this equation 3. Hot Rocks Music sells ...
english - Write S if the sentence is simple .Write C if the sentence compound. 1...
Math - Mrs. Klein made some tarts. She sold three fifths of them in the morning ...
For Further Reading
