write the solution of x+y=3,-x+y=3
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Answered by
3
x+y=3
Let us assume x = 1
1 + y = 3
y = 2
(1,2) is a solution of x + y = 3
Answered by
1
x+y=3
x=3-y
Putting value of x in -x+y=3
-(-x+y)+y=3
x-y+y=3
x=3
Putting x in x+y=3
3+y=3
y=0
So (3,0)
x=3-y
Putting value of x in -x+y=3
-(-x+y)+y=3
x-y+y=3
x=3
Putting x in x+y=3
3+y=3
y=0
So (3,0)
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