SOLUTION: X-Y=6 X+Y=4

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Question 399910: X-Y=6
X+Y=4
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
X-Y=6
X+Y=4
add the two equations
x+x-y+y=6+4
2x=10
divide both sides by 2
2x/2 = 10/2
x= 5
plug value of x in
x-y=6
5-y=6
add -5
-y=6-5
-y=1
/-1
y=-1