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 (___,___)

Algebra ->  Systems-of-equations -> 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 (___,___)      Log On


   

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) About Me  (Show Source):
You can put this solution on YOUR website!
x-y=1
x=y%2B1
Substituting,
2%28y%2B1%29%2By=10
2y%2B2%2By=10
3y=8
y=8%2F3
Now use the first equation to solve for x.