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3x+5y+17=0 diubah menjadi 3x+5y=-17
cara eliminasi
8x-7y=36 |x3 24x-21y=108
3x+5y=-17 |x8. 24x+40y= -136 _
0. -61y=244
y=244/-61 = -4
8x-7y=36
8x-7(-4)=36
8x+28=36
8x=36-28
x= 8/8 = 1
(1,-4)
semoga membantu maaf kalau salah...