jaylencarter189 jaylencarter189
  • 21-06-2019
  • Mathematics
contestada

x + y = k
2x + 3y = k + 1
The point of intersection of the lines has an x-coordinate of

A.2k + 1
B.-2k + 1
C.2k - 1

x y k 2x 3y k 1 The point of intersection of the lines has an xcoordinate of A2k 1 B2k 1 C2k 1 class=

Respuesta :

Mar92781 Mar92781
  • 21-06-2019

Answer: Yes A is correct

Step-by-step explanation:

Multiply the first equation by 3...

2x+3y=k+1 needs to be subtracted by 3x+3y=3k

which equals -x=-2k-1

Then you can multiply the equation by -1 to make them all positive. Resulting in x=2k+1

Answer Link

Otras preguntas

What are the roles of the IMF and the WTO in encouraging, monitoring, and regulating international trade?
A statement which indirectly reveals its meaning is
2y+4=2(y+2) find the y
help I don't get this!!
news article discussed a genetically engineered medicine that is used to enhance the production of antibodies that are usedagainst disease which medicine can th
What is most likely one of Churchill's main purposes when giving his speech?
_____ refers to the percentage of the labor force that is willing and able to work, does not currently have a job, and is actively looking for work. Unemployed
The belief in one's personal capabilities, leads to higher aspirations and greater persistence is known as __________. a. self-efficacy b. self-esteem c. sel
how do you eliminate 6x-12y=24 along with -x-6y=4
During the Civil War, in which resource areas did the Union hold 71 percent of the total resources? Cotton and prewar exports Food crops and prewar exports H