find the values of x and y from the equal ordered pair:
(x+y, x-y) = (4, 2)
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x+y=4
x--y=4
from both equations if we subtract then
2y=0
y=0/2
y=0
x=4-y
x=4-0
x=4
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x=4;y=0
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i hope this is correct only
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