SOLUTION: Solve the system by the substitution method. x - 5y = 13 -2x - 2y = -2 Thank you.

Algebra ->  Linear-equations -> SOLUTION: Solve the system by the substitution method. x - 5y = 13 -2x - 2y = -2 Thank you.      Log On


   

Question 110749: Solve the system by the substitution method.
x - 5y = 13
-2x - 2y = -2
Thank you.
Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
from the first equation, x=5y+13

substituting into second equation gives -2(5y+13)-2y=-2

-10y-26-2y=-2 ... -24=12y