SOLUTION: Solve the system, using substitution 4x + y = 4 and y = 4 - 4x

Algebra ->  Coordinate Systems and Linear Equations  -> Lessons -> SOLUTION: Solve the system, using substitution 4x + y = 4 and y = 4 - 4x      Log On


   

Question 805121: Solve the system, using substitution
4x + y = 4 and y = 4 - 4x
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
4x + y = 4 and
y = 4 - 4x
They are the same line
subtract 4x from both sides of the first equation and you get the second.