Помогите, пожалуйста! Сумма двух чисел 5,6, а их разность 0,8. Найдите эти числа.. Created by Milashka2255. matematika-ru

Ответ: (3,2;2,4)Пошаговое объяснение:Пусть это числа х и у. Составим и решим систему уравнений:{х+у=5,6{х-у=0,8{х+у+х-у=5,6+0,8{у=5,6-х{2х=6,4{у=5,6-х{х=3,2{у=2,4Или так:{х=0,8+у{0,8+у+у=5,6{х=0,8+у{2у=4,8{у=2,4{х=3,2Новые вопросы в Математикапомогите пожалуйста умоляю помогите пж умоляю пжПОМОГИТЕ, СРОЧНО! даю много балловПОМОГИТЕ, СРОЧНО! ДАЮ МНОГО БАЛЛОВнайдите наименьшее значение выражения 5х+7у для натуральных чисел х и у , удовлетворяющих уравнению х²-у²=35326. Разложите на множители многочлен, Можете сделать только 4, 5 и 6, Відповідь: А Із мiста А до міста В вирушив автомобіль зі швидкістю 70 км/год, а назустріч йому з міста В до міста А у той самий час виïхав iнший автом…обіль зі швидкі стю 65 км/год. Якою буде відстань між автомобілями через 2 год від початку руху, якщо відстань між містами А і В дорівнює 300 км? Відповідь: Користуючись властивостями множення, спростіть: a) 3(2-x); 6) (2u +3n).5: B) 16q 1 12.СРОЧНО!!До якого числа треба додати 16,5, щоб воно збільшилося у 1,5 рази?326. Разложите на множители многочлен только первые три вопроса . Дам 10 баллов, спасибо заранееСпортсмен плыл до цели и обратно 2 минуты 36 секунд без отдыха как долго он плыл по течению и как долго если против течения он плыл в 2 раза медленнее…надо решить без уровнения действий надо решитьПредыдущий СледующийВместе мы знаем большеЭтот сайт использует cookies Политика Cookies . 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Помогите, пожалуйста! Сумма двух чисел 5,6, а их разность 0,8. Найдите эти числа...

Milashka2255 @Milashka2255

July 2022 1 7 Report

Помогите, пожалуйста!
Сумма двух чисел 5,6, а их разность 0,8. Найдите эти числа.

Answers & Comments

LymarIvan Ответ: (3,2;2,4)

Пошаговое объяснение:

Пусть это числа х и у. Составим и решим систему уравнений:

{х+у=5,6
{х-у=0,8

{х+у+х-у=5,6+0,8
{у=5,6-х

{2х=6,4
{у=5,6-х

{х=3,2
{у=2,4

Или так:

{х=0,8+у
{0,8+у+у=5,6

{х=0,8+у
{2у=4,8

{у=2,4
{х=3,2