Question

(397+445)+x=18*50
уравнение ☺️​

Answer 1

(397 + 445) + х = 18 · 50

842 + х = 900

х = 900 - 842

х = 58

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Проверка:

(397 + 445) + 58 = 18 · 50

842 + 58 = 900

900 = 900

Answer 2

( 397 + 445 ) + х = 18 * 50

( 397 + 445 ) + х = 900

842 + х = 900

х = 900 - 842

х =58

проверка:

( 397 + 445 ) + 58 = 900

842 + 58 = 900

900 = 900