SOLUTION: i can not for the love of myself figure out how to solve the system equations by graphing. 3x+y=7 x+2y=4

Algebra ->  Coordinate Systems and Linear Equations  -> Lessons -> SOLUTION: i can not for the love of myself figure out how to solve the system equations by graphing. 3x+y=7 x+2y=4       Log On


   

Question 669358: i can not for the love of myself figure out how to solve the system equations by graphing.
3x+y=7
x+2y=4
Answer by pamalah@yahoo.com(10) About Me  (Show Source):
You can put this solution on YOUR website!
3x+y=7 becomes y=-3x+7
x+2y=4 becomes y=-1/2x+2
For equation 1 plot (0,7) and then plot second point by counting slope as down 3 right 1
For equation 2 plot (0,2) and then plot second point by counting slope as down 1 right 2