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20-06-2017
Mathematics

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KL= 8x-5, LM= 6x+3, if KM= 138

Respuesta :

20-06-2017

KL+LM=KM
KM=138
KL=8x-5
LM=6x+3
KM=8x-5+6x+3
KM=14x-2
14x-2=138
14x=140
x=10

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