Ответ:
[tex]2,5[/tex]
Объяснение:
[tex](2x-3)(x-7)=(x-4)(2x+3)+3\\\\2x^2-3x-14x+21=2x^2-8x+3x-12+3\\\\-17x+21=-5x-9\\\\-17x+5x=-9-21\\\\-12x=-30\\\\x=2,5[/tex]
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Verified answer
Ответ:
[tex]2,5[/tex]
Объяснение:
[tex](2x-3)(x-7)=(x-4)(2x+3)+3\\\\2x^2-3x-14x+21=2x^2-8x+3x-12+3\\\\-17x+21=-5x-9\\\\-17x+5x=-9-21\\\\-12x=-30\\\\x=2,5[/tex]