SOLUTION: x+2y=2 x-y=8

Algebra ->  Test -> SOLUTION: x+2y=2 x-y=8      Log On


   

Question 783347: x+2y=2
x-y=8
Found 2 solutions by Meemo, stanbon:
Answer by Meemo(8) About Me  (Show Source):
You can put this solution on YOUR website!
x+2y=2 equation 1
x-y=8 equation 2
x= y+8 equation 3
x+2y=2
(y+8)+2y=2
3y=2-8
3y= -6
------
3 3
y= -2

x-y= 8
x+6=8
x=8-6
x=2

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
x+2y=2
x-y=8
-----
x+2y=2
x-y=8
------
Subtract and solve for "y":
3y = -6
y = -2
-----
Solve for "x":
x-y = 8
x --2 = 8
x+2 = 8
x =6
=============
Cheers,
Stan H.