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x-2y=2
(eliminasi)
-y=-1
y=1
x-3y=1
x-3(1)=1
x-3=1
x=1+3
x=4
2x-5y
2(4)-5(1)
8-5
3
smoga bermanfaat :)
x – 2y = 2
-y = -1
y = 1
x – 2y = 2
x = 2y + 2
x = 4
2x – 5y = 2 (4) – 5 (1)
= 8 – 5
= 3