[latex] left { {{2x + y =8 / cdot 3} atop {4x - 3y=11}} ight.[/latex] [latex] left { {{6x + 3y =24} atop {4x - 3y=11}} ight.[/latex] +______________ [latex]10x=35 /:10[/latex] [latex]x=3,5[/latex] [latex] left { {{x=3,5} atop {2x + y =8}} ight.[/latex] [latex] left { {{x=3,5} atop {2 cdot 3,5 + y =8}} ight.[/latex] [latex] left { {{x=3,5} atop {7+ y =8}} ight.[/latex] [latex] left { {{x=3,5} atop { y =8-7}} ight.[/latex] [latex] left { {{x=3,5} atop { y =1}} ight.[/latex] C. x = 3,5 i y=1 zad 4 Która z figur nie ma środka symetrii? B. trójkąt równoramienny