SOLUTION: x=2y+1 x+y=7 Solve the systems of equation using the elimation or substitution method

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Question 858995: x=2y+1
x+y=7
Solve the systems of equation using the elimation or substitution method
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
x=2y+1
x+y=7
substitute x
2y+1+y=7
3y=7-1
3y=6
y=2
so x= 5 because x+y =7