х (дробь )...

mariakapustina2019 @mariakapustina2019

July 2022 1 0 Report

Тема " Пропорции "
Реши уравнение :
1. х/15 ( дробь ) = 4/5 ( дробь )
2. 2/х (дробь ) = 6/7 (дробь )
3. 8/9 (дробь ) = х/27 ( дробь )
4. 10/23 (дробь ) = 4/х (дробь )

Answers & Comments

prlkomn

$\frac{x}{15} = \frac{4}{5} \\ 5x = 60 \\ x = 12$

$\frac{2}{x} = \frac{6}{7} \\ 14 = 6x \\ 6x = 14 \\ x = \frac{7}{3}$

$\frac{8}{9} = \frac{x}{27} \\ 216 = 9x \\ 9x = 216 \\ x = 24$

$\frac{10}{23} = \frac{4}{x} \\ 10x = 92 \\ x = 9.2$

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reshi uravneniya i vypishi ih otvety v poryadke vozrastaniya 2h 30 0 4510h 8h 8

reshi uravnenie 2h 300

It is very cold today. We are in the house. We are watching a film. It is about ...

It is sunny today. It is very hot. We are hot. We take a big towel, three cups, ...

v 6 chasov stennye chasy probili 6 udarov po karmannym chasam ya zametil chto vre

3 drob varezhki kakuyu chast ej eshe ostalos svyazat srochno

25 drob31b722439ba8ebd5c77072d794ffbcfa 38067

iz 25 uchashihsya klassa 40 poseshayut muzykalnuyu shkolu skolko uchenikov klassa

vo skolko raz minutnaya strelka chasov dvizhetsya bystree chem chasovaya

baba yaga varit volshebnoe zele k 15 kg meda ona dobavila 100 g rastertyh vo

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