Articles
Register
Sign In
Search
AliceAlmeida8491
@AliceAlmeida8491
November 2019
1
79
Report
Resolva os sistemas:
a)
b)
Please enter comments
Please enter your name.
Please enter the correct email address.
Agree to
terms and service
You must agree before submitting.
Send
Lista de comentários
exalunosp
a
4 ( x + y/6) = 18
2x - y = 13
4x/1 + 4y/6 = 18/1 >>> mmc = 6
MÉTODO ADIÇÃO
24x + 4y = 108 ***** ( 1)
2x - y = 13 ****** ( 2) ( Multiplicar por 4 para eliminar y )
24X + 4Y = 108
8X - 4Y = 52
-----------------------------
32X // = 160
X = 160/32 = 5 ****
SUBSTITUINDO X EM ( 2)
2 ( 5) - Y = 13
10 - Y = 13
-Y = 13 - 10
-Y = 3
Y = - 3*****
b
12x - 5y = 18
-2/3.x + y = -1 >>>>
- 2x/3 + y/1 = -1/1
mmc = 3
-2x + 3y = - 3 ****** ( 1) ( vezes 6 para eliminar x )
12x - 5y = 18 ***** ( 2 )
-------------------------------
- 12x + 18y = - 18
12x - 5y = 18
-------------------------------
// 13y = 0
y = 0/13 = 0 *****
substitui em ( 1 )
-2x + 3( 0 ) = - 3
-2x + 0 = -3
-2x = -3
2x = 3
x = 3/2 ***
0 votes
Thanks 1
AliceAlmeida8491
Muito Obrigada!
More Questions From This User
See All
AliceAlmeida8491
January 2020 | 0 Respostas
Responda
AliceAlmeida8491
January 2020 | 0 Respostas
Responda
AliceAlmeida8491
January 2020 | 0 Respostas
Responda
AliceAlmeida8491
December 2019 | 0 Respostas
Responda
AliceAlmeida8491
October 2019 | 0 Respostas
Responda
AliceAlmeida8491
August 2019 | 0 Respostas
Responda
Recomendar perguntas
Deividyfreitas
May 2020 | 0 Respostas
BlackShot
May 2020 | 0 Respostas
Vanessakellen
May 2020 | 0 Respostas
Guiduarter
May 2020 | 0 Respostas
Mrzaine
May 2020 | 0 Respostas
O QUE SERIA AUTONOMIA?
Grazifer
May 2020 | 0 Respostas
Joazinho
May 2020 | 0 Respostas
a palavra rapidez formou se de qual derivacao
Celiana
May 2020 | 0 Respostas
Joazinho
May 2020 | 0 Respostas
Anatercia
May 2020 | 0 Respostas
×
Report "Resolva os sistemas:a)b).... Pergunta de ideia de AliceAlmeida8491"
Your name
Email
Reason
-Select Reason-
Pornographic
Defamatory
Illegal/Unlawful
Spam
Other Terms Of Service Violation
File a copyright complaint
Description
Helpful Links
Sobre nós
Política de Privacidade
Termos e Condições
direito autoral
Contate-Nos
Helpful Social
Get monthly updates
Submit
Copyright © 2024 ELIBRARY.TIPS - All rights reserved.
Lista de comentários
a
4 ( x + y/6) = 18
2x - y = 13
4x/1 + 4y/6 = 18/1 >>> mmc = 6
MÉTODO ADIÇÃO
24x + 4y = 108 ***** ( 1)
2x - y = 13 ****** ( 2) ( Multiplicar por 4 para eliminar y )
24X + 4Y = 108
8X - 4Y = 52
-----------------------------
32X // = 160
X = 160/32 = 5 ****
SUBSTITUINDO X EM ( 2)
2 ( 5) - Y = 13
10 - Y = 13
-Y = 13 - 10
-Y = 3
Y = - 3*****
b
12x - 5y = 18
-2/3.x + y = -1 >>>>
- 2x/3 + y/1 = -1/1
mmc = 3
-2x + 3y = - 3 ****** ( 1) ( vezes 6 para eliminar x )
12x - 5y = 18 ***** ( 2 )
-------------------------------
- 12x + 18y = - 18
12x - 5y = 18
-------------------------------
// 13y = 0
y = 0/13 = 0 *****
substitui em ( 1 )
-2x + 3( 0 ) = - 3
-2x + 0 = -3
-2x = -3
2x = 3
x = 3/2 ***