kristin120
kristin120
07-02-2017
Mathematics
contestada
what is the value of x??
Respuesta :
Tayfish
Tayfish
07-02-2017
first you cross multiply
(x+1)(x-12)=(x)(-7)
then foil
[tex]x^{2}-12x+x-12=-7x [/tex]
then simpilify
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