jrjebrbbrebb92902020 jrjebrbbrebb92902020
  • 03-02-2021
  • Mathematics
contestada

Explain your answer !!
Have a nice day

Will give braisnlt

Explain your answer Have a nice day Will give braisnlt class=

Respuesta :

imtiazkalwar
imtiazkalwar imtiazkalwar
  • 03-02-2021

Answer:

[tex]x=3[/tex]

[tex]y=-4[/tex]

Step-by-step explanation:

[tex]4x+5y=-8[/tex] ----------- (1)

[tex]-4x-4y=4[/tex] -----------(2)

Adding equation (1) and (2)

[tex]4x+5y-4x-4y=-8+4[/tex]

[tex]y=-4[/tex]

Substitute y=-4 in equation (1) or (2)

[tex]4x+5(-4)=-8[/tex]

[tex]4x-20=-8\\4x=-8+20\\4x=12\\x=3[/tex]

Answer Link

Otras preguntas

FIND THE DANG RADIUS PLEASE I BEG YOU THIS IS MY LAST QUESTIONNNN
Sachi drives to school every morning. What should Sachi stop doing once she starts driving her vehicle? O texting her friends checking her surroundings O using
Commercial advertisement is the one that attracts the attention of the public towards the product and generates money. Create a commercial advertisement for a p
The wade Davis bill increased the power of?
If half the positive difference between 4.81 and 2.25 is multiplied by 0.32, what is the result?
what is an inference ??​
What is one example of the ineffectiveness of the colonialist activities that Marlow witnesses in Africa? O A. An accountant teaches a woman to clean his clothi
What are the adavantages of blue revolution?
25 PTS! Will mark brainliest!To which line of defense do these belong?Inflammation: (first, second, third)Stomach: (first, second, third)Fever: (first, second,
the adult age in many states are 18, although there are some states where u need to be 17 to be consider an adult legally, which ones? ​