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5x+3y=23 l ×3 = 15x+9y=69 - 3x-2(1)=10
-19y= -19 3x-2 = 10
y= -19 3x = 10+2
-19 3x = 12
y= 1 x = 12
3
x = 4
jadi hasilnya, x = 4 dan y = 1 gampang kan !
3x - 2y = 10 |x5| 15x - 10y = 50
5x + 3y = 23 |x3| 15x + 9y = 69
-19y = -19
y = 1
3x - 2y = 10
3x - 2(1) = 10
3x - 2 = 10
3x = 12
x = 4