SOLUTION: solve the following system of equations and show all of your work. 2x +5y = -3 -15x - 5y = -10

Algebra ->  Coordinate Systems and Linear Equations -> SOLUTION: solve the following system of equations and show all of your work. 2x +5y = -3 -15x - 5y = -10       Log On


   

Question 374967: solve the following system of equations and show all of your work.
2x +5y = -3
-15x - 5y = -10
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Add the equations together,
2x%2B5y-15x-5y=-3-10
-13x=-13
highlight%28x=1%29
Then use either equation to solve for y.
2%2B5y=-3
5y=-5
highlight%28y=-1%29