5x+y =13 dan 3x+2y=12

5x+y = 13|x3|=15x +3y = 39
3x+2y= 12|x5|=15x +10y = 60
_______________-
-7y = -21
y = -21/-7 = 3
masukan nilai y pada persamaan :
5x + y = 13
5x + 3 = 13
5x = 13-3
5x = 10
x = 10/5 = 2

nilai x = 2 dan nilai y = 3
Hp { 2,3}




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