Thursday

December 18, 2014

December 18, 2014

Posted by **Candy** on Wednesday, January 30, 2013 at 6:54pm.

Solving systems using elimination

- Algebra -
**Reiny**, Wednesday, January 30, 2013 at 7:07pmx+y = 19

x-y = 55

add them

2x = 74

x = 37

in 1st ---> 37+y=19

y = -18

the numbers are -18 and 37

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