Odpowiedzi

2010-03-08T16:10:52+01:00
3x+4x+5y-2y=7x+3y
2a-3a+7-6=-a+1
2x-5x+7-x=-4x+7
2a+b-4b=2a-3b
x-2x+3+x-4=-1
3x-y+4x-2y=7x-3y
2x-6+4x+2=6x-4
3y-5-5y-6=-2y-11
-2a+2b-3a-3b=-5a-b
0,5t-2x+3t-x-t=3,5t-3x
2010-03-08T16:14:21+01:00
1. 7x+3y
2. -a+1
3. -4x+7
4. 2a-3b
5. -1
6. 7x-3y
7. 6x-4
8. -2y-11
9. -5a-b
10. -3,5t-3x