15-01-2019
Mathematics

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17-01-2019

5x²+9x-2/x+3
5x²+10x-1x-2/x+3
5x(x+2) -1(x+2)/x+3=0
5x(x+2) -1(x+2)
(5x-1) (x+2)
5x-1=0
x=1/5
x+2=0
x=-2
x=1/5,-2

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