Posted by Keaton on Thursday, March 26, 2009 at 10:37pm.
I have tried these problem cannot get the answer so could some one help me.
Solve by the subsitution method.
2x7y=11
2x +17=y
What is the solution of the system.

algebra  Keaton, Thursday, March 26, 2009 at 11:18pm
I have tried to work those problem all I ask is for your help

algebra  Reiny, Friday, March 27, 2009 at 8:19am
the second equation tells you exactly what y is
y = 2x+17
put that into the first:
2x  7(2x+17) = 11
I am sure you can finish that.
Once you have the x, sub that back into your
y = 2x + 17
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