решите уравнение 3 1/7:(-x)=-6 2/7:(-1). Created by farangiz5030. matematika-ru

7:(-1)...

farangiz5030 @farangiz5030

July 2022 1 3 Report

решите уравнение 3 1/7:(-x)=-6 2/7:(-1)

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Відповідь:

$\frac{3\frac{1}{7} }{-x} = \frac{-6\frac{2}{7} }{-1} \\\\\frac{\frac{22}{7} }{-x} = \frac{-\frac{44}{7} }{-1} \\\\\frac{44x}{7} =\frac{-22}{7} \\\\44x = -22\\\\x = \frac{-22}{44}\\\\x = \frac{-1}{2}$

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farangiz5030 August 2022 | 0 Ответы

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