SOLUTION: x+y=10 y=4x

Algebra ->  Coordinate Systems and Linear Equations  -> Lessons -> SOLUTION: x+y=10 y=4x      Log On


   

Question 924879: x+y=10
y=4x
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
y=4x
x+y=10 Substitute for y
x + 4x = 10
5x = 10
x = 2