Rozwiąż układ równań.
x+y=0
(x+2)/4 - (y-3)/3=1/4
(x+2)/4 - (y-3)/3=1/4 /* 12
x + y = 0
3(x+2) – 4(y-3) = 3
x =-y
3x +6 -4y +12 =3
x = -y
-3y -4y = 3 -18
x= -y
-7y = -15 /(-7)
y= 15/7
x= - 15/7
3(x+2)-4(y-3)=3
3x+6-4y+12=3
x+y=0 /*(-3)
3x-4y=-15
-3x-3y=0
____________
-7y=-15 /:(-7)
y=15/7
x+y=0 /*4
4x+4y=0
_____________
7x=-15 /:7
x=-15/7
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x+y=0
(x+2)/4 - (y-3)/3=1/4 /* 12
x + y = 0
3(x+2) – 4(y-3) = 3
x =-y
3x +6 -4y +12 =3
x = -y
-3y -4y = 3 -18
x= -y
-7y = -15 /(-7)
y= 15/7
x= - 15/7
x+y=0
x+y=0
x+y=0
3(x+2)-4(y-3)=3
x+y=0
3x+6-4y+12=3
x+y=0 /*(-3)
3x-4y=-15
-3x-3y=0
3x-4y=-15
____________
-7y=-15 /:(-7)
y=15/7
x+y=0 /*4
3x-4y=-15
4x+4y=0
3x-4y=-15
_____________
7x=-15 /:7
x=-15/7