已知|2x-4|+3|6+2y|=0,求下列格式的值 (1)|x+y| (2)|Y|-|X|
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已知|2x-4|+3|6+2y|=0,求下列格式的值 (1)|x+y| (2)|Y|-|X|
已知|2x-4|+3|6+2y|=0,求下列格式的值 (1)|x+y| (2)|Y|-|X|
已知|2x-4|+3|6+2y|=0,求下列格式的值 (1)|x+y| (2)|Y|-|X|
|2x-4|+3|6+2y|=0
2x-4=0 6+2y=0
x=2 y=-3
(1)
|x+y|=|2-3|=1
|y|-|x|=3-2=1
|2x-4|+3|6+2y|=0
2x-4=0 6+2y=0
x=2 y=-3
(1)
|x+y|=|2-3|=1
(2)
|y|-|x|=3-2=1