what is x+2y=10 and 3x-y=9

What is x and y

Answers
heyy
bcroom
04 February 2013
Try multiplying the second equation right through by 2. Then add the equations together. The y terms will disappear. Then you're laughing.
ianmoth
04 February 2013
x+y=10
the_real_me
05 February 2013
well i got x=4 nd y=3 hope this helpful ask me if u dunno hw u got it!!!!!!!
the_real_me
05 February 2013
(3x-y=9)x26x-2=18
Rabia U.
05 February 2013
6x-2y=18; x+2y=10 you can solve these simultaneously then x=4 plug this back into any of the equations to get y=3
Rabia U.
05 February 2013
photo.JPG (1.84 MB)
vikram1510
05 February 2013
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