Предмет: Алгебра, автор: алексей1111111111

2x-(3-4(x-2)+1)
упростите выражение

Ответы

Автор ответа: Дарешка

0

2x-(3-4x+8+1) = 0
2x -3+4x-9 = 0
6x -12 = 0
6x = 12
x = 2

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