SOLUTION: Solve the system of equations: 2x+y=0 y=3x+5 A.Solve by graphing. Label each line. B.Check your solutions: C. The solution set

Algebra ->  Linear-equations -> SOLUTION: Solve the system of equations: 2x+y=0 y=3x+5 A.Solve by graphing. Label each line. B.Check your solutions: C. The solution set       Log On


   

Question 310092: Solve the system of equations: 2x+y=0
y=3x+5
A.Solve by graphing. Label each line.



B.Check your solutions:


C. The solution set of the system of equation is ( , )
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
2x+y=0
y=-2x (RED LINE)
y=3x+5 (GREEN LINE)
+graph%28+300%2C+200%2C+-6%2C+5%2C+-10%2C+10%2C+y+=+-2x%2C+3x+%2B5%29+ (graph 300x200 pixels, x from -6 to 5, y from -10 to 10, of TWO functions y = -2x and 3x +5).
-2x=3x+5
-2x-3x=5
-5x=5
x=5/-5
x=-1 ans.
y=-2*-1
y=2 ans.
Answer (-1,2)