Помогите решить (54 : х ) * 9 = 54 (50 : х ) * х = 50

Question

Помогите решить
(54 : х ) * 9 = 54
(50 : х ) * х = 50

Answer 1

1)х=9
2)х=5.............................

Answer 2

(54:х)*9=54
54:х9=54
9х=54:54
9х=1
х=? 

Comments

х=9

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(54/9)*9=54

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54/х=6

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х=54/6

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х=9