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

1+1+12= lml /........
Can someone help me (7th grade science) need to be done as soon as possible
SAT/ACT If n is divisible by 2,5, and 14, which of the following is also divisible by these numbers? A n+7 D n + 20 B n + 10 E n + 70 C n + 14
Fill in the labels for the capsid, genetic material, envelope and surface markers in the diagram.
A small omnidirectional stereo speaker produces waves in all directions that have an intensity of 6.5 w/m^2 at a distance of 2.5 m from the speaker. At what rat
YOUR PUTTING THE NUMBERS IN ORDER
Asap!! X= 12 9 6 2/3
Read the excerpt from "A Case for Restricting Hate Speech," by Laura Beth Nielsen. These negative physical and mental health outcomes—which embody the historica
Jessica's town had an election last month. 528 out of 660 people in the town voted in the election. What percentage of people voted.
Scientists found many different types of fossils in a rock layer, which was dated 251-299 million years old using an index fossil. In layers directly above that