Question

(2x+3)(4x-3)-2x(4x+1)-17=0

Answer 1

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Answer 2

Решение:

(2x+3)(4x-3)-2x(4x+1)-17=0

8х²-6х+12х-9-8х²-2х-17=0

-6х+12х-9-2х-17=0

4х-26=0

4х=26

х = 26 / 4 = 6,5

Ответ: 6,5.