Matematyka 2 gim proszę o pomoc dam naj . Pls na jutro 1 zad z 51 ćwiczenia.

[latex]left { {{6x+3y=5} atop {-2x-3y=15}} ight. [/latex] ------------- 6x-2x=5+15 4x=20 |:4 x=5 -2*5-3y=15 -10-3y=15  |+10 -3y=25   |:(-3) y=8 1/3 [latex]left { {{3x+2y=6} atop {-3x+7y=3}} ight. [/latex] ---------- 2y+7y=6+3 9y=9 |:9 y=1 3x+2*1=6 3x+2=6 |-2 3x=6-2 3x=4 |:3 x= 1 1/3