[tex]\displaystyle\bf\\\frac{(x-3)^{2} }{4}-\frac{(3+2x)^{2} }{9} =\frac{3-34x}{12} +1 \\\\\\\frac{(x-3)^{2} }{4}\cdot 36-\frac{(3+2x)^{2} }{9} \cdot 36=\frac{3-34x}{12}\cdot 36 +1 \cdot 36\\\\\\(x-3)^{2} \cdot9-(3+2x)^{2} \cdot 4=(3-34x)\cdot 3+36\\\\(x^{2} -6x+9)\cdot9-(9+12x+4x^{2} )\cdot 4=(3-34x)\cdot 3+36\\\\9x^{2} -54x+81-36-48x-16x^{2} =9-102x+36\\\\-7x^{2} -102x+45=45-102x\\\\-7x^{2} -102x+102x=45-45\\\\-7x^{2} =0\\\\x^{2} =0\\\\\boxed{x=0}[/tex]
Ответ: к сожалению у меня тоже ноль.
Объяснение:
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[tex]\displaystyle\bf\\\frac{(x-3)^{2} }{4}-\frac{(3+2x)^{2} }{9} =\frac{3-34x}{12} +1 \\\\\\\frac{(x-3)^{2} }{4}\cdot 36-\frac{(3+2x)^{2} }{9} \cdot 36=\frac{3-34x}{12}\cdot 36 +1 \cdot 36\\\\\\(x-3)^{2} \cdot9-(3+2x)^{2} \cdot 4=(3-34x)\cdot 3+36\\\\(x^{2} -6x+9)\cdot9-(9+12x+4x^{2} )\cdot 4=(3-34x)\cdot 3+36\\\\9x^{2} -54x+81-36-48x-16x^{2} =9-102x+36\\\\-7x^{2} -102x+45=45-102x\\\\-7x^{2} -102x+102x=45-45\\\\-7x^{2} =0\\\\x^{2} =0\\\\\boxed{x=0}[/tex]
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Ответ: к сожалению у меня тоже ноль.
Объяснение: