Răspuns :
Răspuns:
x+y+3x+2y=(8·2+1)/2
4x+3y=17
²⁾(3x+y)/3-³⁾(x-2y)/2=-⁶⁾1
6x+2y-3x-6y= -6
3x-4y=-6
formam sistemul
4x+3y=17 I·4
3x-4y=-6 I·3
16x+12y=68
9x-12y=-18
-------------------
25x=50=>x=50:25=>x=2
4·2+3y=17
3y=17-8
y=9/3=>y=3
Răspuns:
x+y+3x+2y=(8·2+1)/2
4x+3y=17
²⁾(3x+y)/3-³⁾(x-2y)/2=-⁶⁾1
6x+2y-3x-6y= -6
3x-4y=-6
formam sistemul
4x+3y=17 I·4
3x-4y=-6 I·3
16x+12y=68
9x-12y=-18
-------------------
25x=50=>x=50:25=>x=2
4·2+3y=17
3y=17-8
y=9/3=>y=3