bekah5332
bekah5332
04-02-2017
Mathematics
contestada
I'm lost.. How do you even start it???
Respuesta :
konrad509
konrad509
04-02-2017
[tex]2x+y=4\\ -x+y=1\\\\ 2x+y=4\\ \underline{x-y=-1}\\ 3x=3\\ x=1\\\\ 1-y=-1\\ y=2 [/tex]
Answer Link
wolf1728
wolf1728
04-02-2017
A) 2x + y = 4
B) -x + y = 1
Multiply B) by 2
B) -2x + 2y = 2 then add to A)
A) 2x + y = 4
3 y = 6
y = 2
B) -x + y = 1
-x +2 =1
x = 1
Answer Link
VER TODAS LAS RESPUESTAS ( 11+ )
Otras preguntas
The classrooms are trying to raise $1,200.00 for charity. Mrs. LeBlanc's class has raised 50%. Mr. Patel's class has raised $235.14 Ms. Warner's class has raise
Yes or No ? A philanthropist is stingy and greedy.
Which factor is least likely to influence one's choice of purchase? a friend's opinion the advice of a salesperson the price of an item the day of t
Trilobal fibers were found on kidnapping victim. Which of the following fibers would most likely to be trilobat? A. cotton B. nylon C. wool D. silk please help
So im writing an editorial and i need help understanding what this verse means from a song lyric. the editorial is about depression but i need help understandin
the larger your body is, the higher their blood alcohol level will be after consuming a given amount.
Which Neoplantonic ideas did Augustine borrow and express in Book XI of Confessions
Y-(-10)=-41 Show me how to do this
Which of the following identified Malala Yousafzai’s main claim in the text?
What are “like terms”? Why can we only add like terms?
