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oliverLis
@oliverLis
October 2021
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при каких значениях переменной х равны значения выражений 2(1+2х) и 3-4х
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танец
2(1+2х) = 3-4х
2 + 4х = 3 - 4х
4х + 4х = 3-2
8х = 1
х = 1:8
х = 0,125
Проверяем:
2 + 4 • 0,125 = 3 - 4 • 0,125
2 + 0,5 = 3 - 0,5
2,5 = 2,5
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Answers & Comments
2 + 4х = 3 - 4х
4х + 4х = 3-2
8х = 1
х = 1:8
х = 0,125
Проверяем:
2 + 4 • 0,125 = 3 - 4 • 0,125
2 + 0,5 = 3 - 0,5
2,5 = 2,5