SOLUTION: I am not sure what it would take to solve this one... is is substitution? -2x+3y=1 x-y=1

SOLUTION: I am not sure what it would take to solve this one... is is substitution? -2x+3y=1 x-y=1

Algebra.Com

Question 384632: I am not sure what it would take to solve this one... is is substitution?
-2x+3y=1
x-y=1
Answer by mananth(16946) (Show Source): You can put this solution on YOUR website!
-2x+3y=1.................1
x-y=1..................2
x=y+1
substitute x in (1)
-2(y+1)+3y=1
-2y-2+3y=1
y-2=1
+2 +2
y=3
...
plug value of y in (2)
x-y=1
x-3=1
+3 +3
x=4

...
m.ananth@hotmail.ca
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