2 (3y - 4) + 6/3y - (4 +5y)= 3/5
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2 ( 3y - 4 ) + 6 / 3y - ( 4 + 5y ) = 3 / 5
6y - 8 + 6 / 3y - 4 - 5y = 3 /5
y + 6/3y - 12 = 3/5
y + 6/ 3y = 3/5 + 12
3y ^ 2 + 6 / 3y = 63 / 5
3y ^ 2 + 6 = 63 × 3y / 5
3y ^ 2 - 189y / 5 + 6 = 0
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