II gimnazjum

Matematyka z plusem 2

a) {6y−2x=93y=x−6​ &nbsp;&nbsp; &nbsp; &nbsp; &nbsp; {2⋅(x−6)−2x=93y=x−6​

{x=0y=23​​

a) {2x−21​y=3y−4x=−6  ∣+4x​ &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; {2x−21​y=3y=−6+4x​ &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; {2x−21​(−6+4x)=3y=−6+4x​

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