Układy rownan dowolna metoda
1)
-3x+2y=-1
2x-3y+1
2)
2x+5y=-6
7x+4y+-21
3)
4x+3y=10
3x+4y=11
4)
-5x+3y=24
3x-5y+-24
-3x+2y=-1/2
2x-3y=1/3
-6x+4y=-2
6x-9y=3
-----------
-5y=1/-5
y=-1/5
2x+5y=-6 /-4
7x+4y=-21/5
-8x-20y=24
35x+20y=-105
------------------
27x=-81/27
x=-3
2*(-3)+5y=-6
-6+5y=-6
5y=-6+6
5y=0/5
y=0
4x+3y=10/-4
3x+4y=11/3
-16x-12y=-40
9x+12y=33
--------------
-7x=-7/-7
x=1
4*1+3y=10
4+3y=10
3y=10-4
3y=6/3
y=2
-5x+3y=24/5
3x-5y=-24/3
-25x+15y=120
9x-15y=-72
-------------
-16x=48/-16
-5*(-3)+3y=24
15+3y=24
3y=24-15
3y=9/3
y=3
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1)
-3x+2y=-1/2
2x-3y=1/3
-6x+4y=-2
6x-9y=3
-----------
-5y=1/-5
y=-1/5
2)
2x+5y=-6 /-4
7x+4y=-21/5
-8x-20y=24
35x+20y=-105
------------------
27x=-81/27
x=-3
2x+5y=-6
2*(-3)+5y=-6
-6+5y=-6
5y=-6+6
5y=0/5
y=0
3)
4x+3y=10/-4
3x+4y=11/3
-16x-12y=-40
9x+12y=33
--------------
-7x=-7/-7
x=1
4x+3y=10
4*1+3y=10
4+3y=10
3y=10-4
3y=6/3
y=2
4)
-5x+3y=24/5
3x-5y=-24/3
-25x+15y=120
9x-15y=-72
-------------
-16x=48/-16
x=-3
-5x+3y=24
-5*(-3)+3y=24
15+3y=24
3y=24-15
3y=9/3
y=3