The number of integer values of \( m \) so that the abscissa of point of intersection of lines \...

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The number of integer values of \( m \) so that the abscissa of point of intersection of lines \( 3 x+4 y=9 \) and \( y=m x+1 \) is also an integer, is
(a) 1
(b) 2
(c) 3
(d) 0
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