$$-9( \frac{ 7-16y }{ 9 } )=-9( \frac{ 4y }{ -3 } )$$
$y = \frac{7}{4} = 1\frac{3}{4} = 1.75$
$$\frac{7-16y}{9}=\frac{4y}{-3}$$
$$7-16y=-3\times 4y$$
$$7-16y=-12y$$
$$7-16y+12y=0$$
$$7-4y=0$$
$$-4y=-7$$
$$y=\frac{-7}{-4}$$
$$y=\frac{7}{4}$$
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