Rozwiąż układy równań:
2x+3y=8
3x+1/2=8
3m+6d=7
8m+2d=7
3x+1/2*=8 x(-6)
-18x-3y=-48
-16x=-40
x=2,5
2x+3y=8 x3
3x+1/2*=8 x(-2)
6x+9y=24
-6x-y =-16
8y=8
y=1
y=1* powinien byc na moja y
3m+6d=7 x88m+2d=7 x(-3)
24m+48d=56
-24m-6d=-21
42d= 25
d=0.8
3m+6d=7 8m+2d=7 x(-3)
3dm+6d=7
-21m=14
m=-1.5 ;]
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2x+3y=8
3x+1/2*=8 x(-6)
2x+3y=8
-18x-3y=-48
-16x=-40
x=2,5
2x+3y=8 x3
3x+1/2*=8 x(-2)
6x+9y=24
-6x-y =-16
8y=8
y=1
x=2,5
y=1
* powinien byc na moja y
3m+6d=7 x8
8m+2d=7 x(-3)
24m+48d=56
-24m-6d=-21
42d= 25
d=0.8
3m+6d=7
8m+2d=7 x(-3)
3dm+6d=7
-24m-6d=-21
-21m=14
m=-1.5 ;]