Steph23465
Steph23465
04-02-2016
Mathematics
contestada
Y=-2x-6
Y=x+9
Elimination method
Respuesta :
apologiabiology
apologiabiology
04-02-2016
so we have
y=-2x-6
y=x+9
elimination
multiply second by e
2y=2x+18
just add them
y=-2x-6
2y=2x+18 +
3y=0x+12
3y=12
divide by 3
y=4
subsitue
4=x+9
subtract 9
-5=x
x=-5
y=4
Answer Link
VER TODAS LAS RESPUESTAS ( 85+ )
Otras preguntas
What is the one thing that Zeus loathes the most? What did he do when he caught humans committing this act? What parallels to another culture’s destruction stor
did you know that u can make forbidden chocolate its pretty interesting Vietnam solders (i think it was them) would make these chocolate bombs (picture below) a
HELP!!!! 2x+y= 20 3x+4y= 40
true or false: covalent compounds are formed when two nonmetals share valance electrons
can anybody plzz helpme understand what domain ,funtions and range are?
The comparison of andrew jacksons democratic party to the modern day democratic party
John reads an equal number of pages of a book every week. The graph below shows the number of pages of the book left to read, y, after x weeks: A graph titled J
Tony bought a case of notebooks for his classroom priced at $8.50. If sales tax is 6%, what is the total cost after tax?
Which of the following details the pronunciation of the word “cataract”? O cat • a • ract O n. O a cloudy film that can develop on the eye O [KA tuh rakt]
one of the factor of 36 is