SOLUTION: Solve the system of equations and give your answer as an ordered pair:

Algebra ->  Test  -> Lessons -> SOLUTION: Solve the system of equations and give your answer as an ordered pair:       Log On


   

Question 305446: Solve the system of equations and give your answer as an ordered pair:
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
1.2x%2B3y=17
2.-x-4y=-21
Multiply eq. 2 by 2 and add to eq. 1,
2x%2B3y-2x-8y=17-42
-5y=-25
highlight%28y=5%29
Then use either equation to solve for x.
-x-4y=-21
-x-20=-21
-x=-1
highlight%28x=1%29
.
.
.
(1,5)
.
.
.