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10p - 6k = 16
____________ -
12k = 8
k = 8/12 = 2/3
p = 2
HP: {(2,2/3)}
2x + y = 6
- 2x - 4y = - 12
_____________ +
- 3y = - 6
y = 2
x = 2
HP: {(2,2)}
5p+3k=12
10p-6k=16
10p+6k=24
10p-6k=16 -
12k=8
k=8/12 atau 2/3
5p+3k=12
5p+3(2/3)=12
5p+2=12
5p=12-2
5p=10
p=10/5
p=2
2)
2x+y=6 -> y=6-2x
-x-2y=-6
-x-2y=-6
-x-2(6-2x)=-6
-x-12+4x=-6
3x=-6+12
3x=6
x=6/2
x=3
y= 6-2x
y=6-2(3)
y=6-6
y=0