SOLUTION: Solve by using the substitution method, elimination method or graphing method. y= 2/5x-7, y=2/5x+4

Algebra ->  Systems-of-equations -> SOLUTION: Solve by using the substitution method, elimination method or graphing method. y= 2/5x-7, y=2/5x+4       Log On


   

Question 242414: Solve by using the substitution method, elimination method or graphing method.
y= 2/5x-7,
y=2/5x+4
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
y= 2/5x-7,
y=2/5x+4
-------------
y can't equal both 2x/5-7 and 2x/5 + 4.
If you graph it, you'll get 2 parallel lines, no intersection, no solution.