SOLUTION: solve by substitution x=y-1, and 2x+y=10 write answer as a coordinate using (___,___)

SOLUTION: solve by substitution x=y-1, and 2x+y=10 write answer as a coordinate using (_,_)

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Question 1029417: solve by substitution x=y-1, and 2x+y=10 write answer as a coordinate using (___,___)
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
x=y-1
Therefore, 2x+y=10 is 2(y-1)+y=10
2y-2+y=10 by distribution
3y=12
y=4
x is 3.
Check in other equation
(3,4)
3(2)+4=10, so it works.
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