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a) If x=5, y=-3, find |x+y|,|x|+|y| ? b...

a) If `x=5, y=-3`, find `|x+y|,|x|+|y| ?`
b) Write the numbers `x` and y satisfying the condition' `|x+y|=|x|+|y|`.
c) `|x+y|=|x|+|y|` and `|x|=-x`, then which among the following is true?
`[[y|=y,| y mid=-y, y>0, x+y=0]`,

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