(2+x)(x-7) upon (x-5)(x+4) = 1
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(2+x)(x-7)/(x-5)(x+4)=1
(2+x)(x-7)=(x-5)(x+4)
2x-14+x²-7x= x²+4x-5x-20
2x-14 -7x= 4x-5x - 20
-4x -14= -20
-4x= -6
x= 3/2
(2+x)(x-7)=(x-5)(x+4)
2x-14+x²-7x= x²+4x-5x-20
2x-14 -7x= 4x-5x - 20
-4x -14= -20
-4x= -6
x= 3/2
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