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22-04-2018
Mathematics

contestada

solve |2x+1|=10
a (9/2, 11/2)
b (-9/2, 9,2)
c (-11/2,9/2)

Respuesta :

23-04-2018

2x+1=10 2x=9 x=9/2
-2x-1=10 -2x=11 x=-11/2

The answer is C

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