Thursday, March 12, 2009

Two Variable equations

Next, read over pages 349 and 350 in your textbook. Then you can try a couple problems and post this on your blog. Do this by writing the equation for y in terms of x (ex. 3x + y = 7, so y = 7 -3x). Try #13-16 on pg. 351.

13. 2x+y=6 y= 6-2x

14. 5x+y=7 y= 7-5x

15. 3x+2y=8 y= 8-3x/2

16. 2x+5y=10 y= 10-2x/5

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