SOLUTION: how many solutions does the system 2x-y=-5 and 2x+y=5 have?

Algebra ->  Graphs -> SOLUTION: how many solutions does the system 2x-y=-5 and 2x+y=5 have?      Log On


   

Question 811486: how many solutions does the system 2x-y=-5 and 2x+y=5 have?
Found 2 solutions by stanbon, richwmiller:
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
how many solutions does the system 2x-y=-5 and 2x+y=5 have?
=======
The respective slopes are "2" and "-2"
-----
Since the slopes are not the same, the lines intersect at one point.
---
Ans: one solution
================
Cheers,
Stan H.

Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
The possibilities are zero, one or infinite
here it is one
x = 0, y = 5
add them
4x=0
x=0
y=5