Rozwiąż algebraiczny układ równań
3x-2y=5
x-y=3
3x-2y = 5
x-y=3 /* (-2)
3x - 2y = 5 ( y się skróci)
+ -2x+2y = -6
---------------------
x = - 1
-3 - 2y = 5
- 2y = 5 + 3
- 2y = 8/-2
y = -4
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3x-2y = 5
x-y=3 /* (-2)
3x - 2y = 5 ( y się skróci)
+ -2x+2y = -6
---------------------
x = - 1
3x-2y = 5
-3 - 2y = 5
- 2y = 5 + 3
- 2y = 8/-2
y = -4