SOLUTION: how to solve this system of equation graphically, x+y=-4 x-y=6

Algebra.Com
Question 231201: how to solve this system of equation graphically,
x+y=-4
x-y=6

Answer by checkley77(12844)   (Show Source): You can put this solution on YOUR website!
x+y=-4
x-y=6 add them.
------------
2x=2
x=2/2
x=1 ans.
1+y=-4
y=-4-1
y=-5 ans.
Proof:
1-(-5)=6
1+5=6
6=6

RELATED QUESTIONS

solve the system of equations graphically:... (answered by ewatrrr)
Solve This System Graphically Y = 2x – 3 y = -x +... (answered by edjones)
What is the solution of this system of equation graphically. x + y =5 -x + y =1 (answered by oberobic)
solve the system of equations graphically. x+y=4,... (answered by checkley71)
solve these system of equation graphically y=-x+2 y=2x-1 thank you (answered by lynnlo)
solve the system of equations: a)graphically b)numerically... (answered by mananth)
Solve this system of equations algebraically and graphically 2x+3y=-3... (answered by Fombitz)
Solve the linear system,graphically. Checkthe solution algebraically x - y = -5... (answered by vleith)
Solve the linear system,graphically. Checkthe solution algebraically x - y = -5... (answered by checkley77)