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数学
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2(3分之2x+5)+2.5x+1=176
人气：277 ℃ 时间：2020-04-09 21:06:51
解答
2(3分之2x+5)+2.5x+1=176
4\3x+10+2.5x+1=176
4\3x+5\2x=176-10-1
8\6x+15\6x=165
23\6x=165
x=165*6\23
x=990\23
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