224509
224509
03-02-2020
Mathematics
contestada
20k − k − 11k − 5k − k = 18
Respuesta :
xyzabcklm7
xyzabcklm7
03-02-2020
Answer:
9
Step-by-step explanation:
(20-1-11-5-1)k=18
2k=18
k=9
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