Seudónimo Seudónimo
  • 11-02-2020
  • Mathematics
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I will give brainliest if right!!!!

I will give brainliest if right class=

Respuesta :

surjithayer10 surjithayer10
  • 12-02-2020

Answer:

c

Step-by-step explanation:

b=k+10

b=-k+8

add

2b=18

b=9

9=k+10

k=9-10=-1

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