calculeaza sistemul de ecuație...please...
dau coroana

Bună!
[tex]\left \{ {{3x-2y=6/*5} \atop {3x+10y=-12}} \right. => \left \{ {{15x-10y=30} \atop {3x+10y=-12}} \right.[/tex]
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18x / =18 => x=1
3x-2y=6 ⇔ 3-2y=6 ⇒ -2y=3 ⇒ y=-3/2
[tex](x, y)= (1, -\frac{3}{2} )[/tex] ✅