SOLUTION: i bought a big books the book have 100 pages for $8 while the smaal book have 25 pages for $2. I paid $28 and got total of 650 pages. How many of each did i buy?
thankyou
Algebra.Com
Question 322761: i bought a big books the book have 100 pages for $8 while the smaal book have 25 pages for $2. I paid $28 and got total of 650 pages. How many of each did i buy?
thankyou
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
100x+25y=650 multiply by 2
8x+2y=28 multiply by -25 & add.
200x+50y=1300
-200x-50y=-700
------------------
0x+0y=600 no solution for x & y.
RELATED QUESTIONS
Please help me solve this one: I bought coloring books. The big coloring books have 100... (answered by scott8148)
I read 120 pages of a book. 5 /9 parts of the book is still left for reading. How many... (answered by josmiceli,ikleyn)
I read 2/3 of a book on first day and 3/5 of the remaining pages on second day still 40... (answered by math_helper,josmiceli)
If I have 66 pages in a book and can read 1:25 minutes at a time how long will it take me (answered by Fombitz)
The central exhibit at last years big book fair was a display of seven special rare... (answered by stanbon)
I am a parent that is homeschooling. This is a word problem that I have the answer too,... (answered by scott8148)
Two long books containing a total of 2400 pages have a ratio of 3 pages to 5 pages. How (answered by rfer,drj)
Two long books containing a total of 2400 pages have a ratio of 3 pages to 5 pages. How (answered by drj)
Two long books containing a total of 2400 pages have a ratio of 3 pages to 5 pages. How... (answered by rfer,addingup)