23.1f 2x + 3y + 4 = 0 and v(x) = 6 then v ly) is
(a) 8/3
(c) - 9
(b) 9
(d) 6
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Answer:
=> 2x+3y+4=0
=> 2(6)+3y+4=0
=> 12+3y+4=0
=> 16+3y=0
=> 3y=-16
=> y= -16/3
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