ПОМОГИТЕ ПОЖАЛУЙСТА Я ГУМАНИТАРИЙ МАТАНКА МНЕ ШЕЮ СВЕРНЕТ РЕШИТЬ СИСТЕМУ. Created by san1508andreas. algebra-ru

{ (x/2) - (7 / - 3) = 6 |*6{(2x/7) - (5y/21) = - 3/7 | * 21{ 3x - ( - 14) = 36{ 6x - 5y = - 9{ 3x + 14 = 36{ 6x - 5y = - 9{ 3x = 36 - 14{ 6x - 5y = - 9{3x = 22{6x - 5y = - 9{x = 22/3{ 6 * (22/3) - 5y = - 9{ x = 7 ¹/₃{ 44 - 5y = - 9{ x = 7 ¹/₃{ - 5y = - 9 - 44{ x = 7 ¹/₃ { -5y = -53{ x = 7 ¹/₃{ y = (-53)/(- 5) = 53/5{ x = 7 ¹/₃{ y = 10,6 Новые вопросы в Алгебра Срочно!!!Помогите решить Постройте графики функций y=2,5x и y=9- 2x и в той же системе кординат и найти точку их пересечения y=kx + 2,5 проходит через точкк с кординатами. 4x^2+10x>12x докажите неравенство Даю 100 баллов!Алгебра 9 класс Розв'яжіть графічно системи рівнянь з двома змінними. Даю 100 баллов. помогите очень срочно 2 вариант 4 ришения помогите очень срочно 2 вариант 3 ришения помогите очень срочно 2 вариант 2 ришения Розв'яжи систему рівнянь методом підстановки: {−x−2v+1=3,x=−9−v Предыдущий Следующий Вместе мы знаем больше Этот сайт использует cookies Политика Cookies . 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ПОМОГИТЕ ПОЖАЛУЙСТА Я ГУМАНИТАРИЙ МАТАНКА МНЕ ШЕЮ СВЕРНЕТ РЕШИТЬ СИСТЕМУ...

san1508andreas @san1508andreas

March 2022 1 71 Report

ПОМОГИТЕ ПОЖАЛУЙСТА Я ГУМАНИТАРИЙ МАТАНКА МНЕ ШЕЮ СВЕРНЕТ РЕШИТЬ СИСТЕМУ

Answers & Comments

zhenyaM2002

Verified answer

{ (x/2) - (7 / - 3) = 6 |*6
{(2x/7) - (5y/21) = - 3/7 | * 21

{ 3x - ( - 14) = 36
{ 6x - 5y = - 9

{ 3x + 14 = 36
{ 6x - 5y = - 9

{ 3x = 36 - 14
{ 6x - 5y = - 9

{3x = 22
{6x - 5y = - 9

{x = 22/3
{ 6 * (22/3) - 5y = - 9

{ x = 7 ¹/₃
{ 44 - 5y = - 9

{ x = 7 ¹/₃
{ - 5y = - 9 - 44

{ x = 7 ¹/₃
{ -5y = -53

{ x = 7 ¹/₃
{ y = (-53)/(- 5) = 53/5

{ x = 7 ¹/₃
{ y = 10,6