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2x-3y = 5 |x5
----------------------------
10x+8y=48
10x-15y=25
-------------------------- -
23y = 23
y=1
10x+8=48
10x=40
x=4
2. -6x+4y = 10 | x1
3x-2y = -5 | x2
---------------------
-6x+4y=10
6x-4y=-10
------------------------------ -
GAK ADA JAWABANNYA NO 2 .___.
3. x-3y=1 |x2
-2x+6y=5 |x1
---------------------------
2x-6y=2
-2x+6y=5
--------------------- +
GAK ADA JAWABAN