(1)5x-4y+8=0
(2)7x+6y-9=0
(3)9x+3y+12=0
(4)18x+6y+24=0,then find the y value
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(5x-4y+8=0)×7
(7x+6y-9=0)×5
=35x-28y+56=0
=35x+30y-45=0
=-58y=101
y=1.74
so, this is ur answer
please MARK as BRAINLIST answer
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