SOLUTION: 3x-4y=7 2x-y=3 then 3x-4y=7 -8x+4y=-12 adding -5x=-5 then x=1 then 3-4y=7 then 4y=-4 then y=-1 Solution: x=1,y=-1

Algebra ->  Equations -> SOLUTION: 3x-4y=7 2x-y=3 then 3x-4y=7 -8x+4y=-12 adding -5x=-5 then x=1 then 3-4y=7 then 4y=-4 then y=-1 Solution: x=1,y=-1       Log On


   

Question 153117: 3x-4y=7
2x-y=3
then
3x-4y=7
-8x+4y=-12
adding
-5x=-5 then x=1 then 3-4y=7 then 4y=-4 then y=-1
Solution: x=1,y=-1
Answer by oscargut(2103) About Me  (Show Source):
You can put this solution on YOUR website!
3x-4y=7
2x-y=3
then
3x-4y=7
-8x+4y=-12
adding
-5x=-5 then x=1 then 3-4y=7 then 4y=-4 then y=-1
Solution: x=1,y=-1