SOLUTION: solve each system using the substituion method. X+y=9 y=x+1

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Question 301745: solve each system using the substituion method.
X+y=9
y=x+1
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
1.x%2By=9
2.y=x%2B1
Use eq. 2 directly in eq. 1 and solve for x.
x%2B%28x%2B1%29=9
2x%2B1=9
2x=8
highlight_green%28+x=4%29
Now use either equation to solve for y.
y=x%2B1
y=4%2B1
highlight_green%28y=5%29