nylahlane nylahlane
  • 03-10-2019
  • Mathematics
contestada


[-x - 2y = 7
[3x + y = 6

Respuesta :

mourfious
mourfious mourfious
  • 07-10-2019

Answer:

[tex]multipling \: eq \: by \: 3 \\ then \: we \: get \: - 3x - 6y = 21 \\ now \: add \: both \: eq \\ - 5y = 27 \\ y = - 5.4[/tex]

Step-by-step explanation:

plz.......

mark it as a brilliant answer

Answer Link

Otras preguntas

how do you write 4540 million in standard form?
how do you write 4540 million in standard form?
The function of the eardrum in the middle ear is to
How do you?...Multiply out and simplify 10(2x-1)-20x?
What are the functions of receptors in our body? Think of a situation where receptors do not work properly. What problems are likely to arise?
Mini-Project: Cents and the Central Limit Theorem 1. Collect a sample of at least 50 pennies by setting aside all the pennies you receive in change for severa
what's another word for over thinking?
in the number 13,407.036 there are two 3's. Explain how the values of the 3's are related.
what's another word for over thinking?
in the number 13,407.036 there are two 3's. Explain how the values of the 3's are related.