Sunday

March 29, 2015

March 29, 2015

Posted by **teresa** on Wednesday, September 15, 2010 at 12:45am.

- algebra -
**Johnny**, Wednesday, September 15, 2010 at 2:40amThe older has 26 and the younger 4

- algebra -
**Reiny**, Wednesday, September 15, 2010 at 8:04amNow:

older sister --- x

younger sister --- 20-x

new scenario:

older sister --- 2x

younger --- 20-x - 3 = 17-x

2x + 17-x = 30

x = 13

so now the older has 13, the younger has 7

**Answer this Question**

**Related Questions**

algebra - John has 36 books in his locker. He has text books,library books, and ...

math - lara arranged the books in her bookshelf by size. 2/10 of the books were ...

pre calc - A math teacher uses four algebra books, two geometry books, and three...

algebra - Ky has 3 times more books than Grant, and Grant has 6 fewer books ...

math - MEghan had 36 books in her locker. Some were library books, text books ...

math - A student has 4 English books,3 math books,and 5 history books.In how ...

MATHS - Mrs.Koh purchased new books for the school library, of which 6 were ...

Reading - Rosalind Wiseman books Terra Elan McVoy books Susane Colasanti books ...

math - the library has a total collection of 2630 books. the number of non-...

math - the library has a total collection of 2630 books. the number of non-...