Which is the correct classification for this system?
x - y = 1

2x + y = 4

A. Inconsistent
B. Consistent independent
C. Coincident

@tlatti

Question

Which is the correct classification for this system?
x - y = 1

2x + y = 4
 

	A.	 Inconsistent
	B.	Consistent independent
	C.	 Coincident

@tlatti

djbreezy · Answer

@tlatti

djbreezy · Answer

@Nnesha i only need an answer check i think its B....is that correct??

nnesha · Answer

did you graph both equations ?
Consistent  when both equation intersect at one point (one solution) 
Inconsistent: parallel lines ( no solution )
Coincident when both equations are same ( same line )

nnesha · Answer

so which one is it ?
did you graph 'em ?

nnesha · Answer

https://www.desmos.com/calculator best calc for graphing :-)

djbreezy · Answer

my cousin helped me....i came up with B

nnesha · Answer

did you ask the reason ??
or did you ask why its B ?

djbreezy · Answer

im just cheacking it ....is it B??

nnesha · Answer

yes it's next time please please post your work and reason
otherwise please trust 'n gO_Ogle :-)