Answer:
55.41769
Step-by-step explanation:
<em>Good luck!</em>
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Answer: 1/20 and 19/20
x= -3 or 4/3
3x²+5x-12 =0
3x²+9x-4x-12=0
3x(x+3) -4(x+3) =0
(3x-4)(x+3)=0
x=-3 or 4/3
