SOLUTION: solve by substitution the first part of the equation is x-y=1 the second part is 2x+y=10 write the answer using (___,___)

SOLUTION: solve by substitution the first part of the equation is x-y=1 the second part is 2x+y=10 write the answer using (_,_)

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Question 1029378: solve by substitution the first part of the equation is x-y=1 the second part is 2x+y=10 write the answer using (___,___)
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!

Substituting,

Now use the first equation to solve for .
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