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Илюха20069
@Илюха20069
August 2022
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помогите пожалуйста
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DChernoivanova
Verified answer
Уравнение
2/3 x = 4/7
x = 4/7 ÷ 2/3
x = 6/7
Ответ: 6/7
Выражение
(2/7 + (1/2)² + 3/4) ÷ 1 1/7 = (2/7 + 1/4 + 3/4) ÷ 8/7 = (8/28 + 7/28 + 21/28) ÷ 8/7 = 36/28 ÷ 8/7 = 9/7 ÷ 8/7 = 9/8 = 1 1/8
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Answers & Comments
Verified answer
Уравнение2/3 x = 4/7
x = 4/7 ÷ 2/3
x = 6/7
Ответ: 6/7
Выражение
(2/7 + (1/2)² + 3/4) ÷ 1 1/7 = (2/7 + 1/4 + 3/4) ÷ 8/7 = (8/28 + 7/28 + 21/28) ÷ 8/7 = 36/28 ÷ 8/7 = 9/7 ÷ 8/7 = 9/8 = 1 1/8