100 Endgames You Must Know: Vital Lessons for Every Chess Player Improved and Expanded

100 Endgames You Must Know: Vital Lessons for Every Chess Player Improved and Expanded

Matematika tolong ya ka.....................​

tolong ya ka.....................​

p = 5

pembahasan :

rumus lihat lampiran.

4×9 + -7×p = 1

36 - 7p = 1

7p = 36 - 1

7p = 35

p = 5

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