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2x+4y=-2
2x+4y(3x-11)=-2
2x+12x-44=-2
14x=-46
x=46/14=23/7
x=23/7,disubtitusikan pd persamaan(1)
y=3x-11
=3(23/7)-11
=9,89
jadi hp{(23/7,9.89)}