November 2018 2 8 Report
Rozwiązywanie układów równan
Dam NAJ

1. {2x+y=7
{x+2y=9

2. {x+y=2
{2x+2y=8

3. {4x+2y=12
{x+y=2

5. {0,5y+2x=4
{-3y+6x=8

6. {30x+2y=1,5
{12y-15x=9
od 1975
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