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Bab Program Linear
Matematika SMA Kelas XI

x + y <= 5 → dikali 2 → 2x + 2y = 10

3x + 2y = 12
2x + 2y = 10
------------------ -
x = 2

x + y = 5
2 + y = 5
y = 5 - 2
y = 3

(2,3)

f(x,y) = 6x + 2y
f(2,3) = 6 . 2 + 2 . 3
f(2,3) = 18