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数学
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解下列方程
4x-0.32+1.6=2.08
28-x+3.6=20
3.5x-0.8x=11.34
9x-14×5.5=58
6.2x-x=41.6
2.8÷(3+x)=3.5×0.2.
人气:443 ℃ 时间:2020-04-28 13:22:33
解答
(1)4x-0.32+1.6=2.08 4x+1.28-1.28=2.08-1.28 4x÷4=0.8÷4  ...
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