Question

Поставь знак

5…8...7 = 47

9...9...9 = 162

9...9...9=0​

Answer 1

Решение:

1) (5 × 8) + 7 = 47

5×8=40

40+7=47

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2) (9 + 9) × 9 = 162

9+9=18

18×9=162

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3) (9 - 9) : 9 = 0 или (9 - 9) × 9 = 0

9-9=0                        9-9=0

0:9=0                        0×9=0

Answer 2

Ответ:

$5 \times 8 + 7 = 40 + 7 = 47 \\ 47 = 47 \\ \\ (9 + 9) \times 9 = 18 \times 9 = 162 \\ 162 = 162 \\ \\ (9 - 9) \times 9 = 0 \times 9 = 0 \\ 0 = 0$