SOLUTION: 1.{{{x=8+3y}}} 2.{{{2x-5y=8}}}

Algebra ->  Expressions-with-variables -> SOLUTION: 1.{{{x=8+3y}}} 2.{{{2x-5y=8}}}       Log On


   

Question 337255: 1.x=8%2B3y
2.2x-5y=8
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
1.x=8%2B3y
2.2x-5y=8
Substitute eq. 1 into eq. 2,
2%288%2B3y%29-5y=8
16%2B6y-5y=8
highlight%28y=-8%29
Now use eq. 1 to solve for x.
x=8%2B3%28-8%29
x=8-24
highlight%28x=-16%29