Find the solution of the factorisation 12y²-29y-55
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12y²-29y-55
12y²-44y+15y-55
4y(3y-11)+5(3y-11)
(4y+5)(3y-11)
y=-5/4. or y=11/3
12y²-44y+15y-55
4y(3y-11)+5(3y-11)
(4y+5)(3y-11)
y=-5/4. or y=11/3
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