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輝念了崔遍匈 >> 0.5(x+2.8)=9 x=() 68%3x=38 x=() 4(x... >>

0.5(x+2.8)=9 x=() 68%3x=38 x=() 4(x...

圻栖嗤x兆揖僥,溺伏方音延,侭參(1-4/7)x=(x-...3/5碕=2/3仔 9碕=10仔 碕:仔=10:9 38/(...1:飛音複夸嗤40-2.32=37.68(致) 2:匯筈葎:...

100-63=37, 3.2+1.68=4.88, 2.8〜0.4= 1.12...11.9-2456*21 12.0.5/11.5-4*2.75 13.1/2...38.3001-1998. 39.5000-105*34 40.0.15/0.25+...

弌苧原竃5圷熱,哘孀指謹富圷? 0.68〜4=2.72(...9) 高苧夛崕皆伏恢匯答仟療崕,圻柴皿28爺頼撹,耽爺...60x+525-75x=465 525-15x=465 15x=60 x=4 ...

3.6〜9.85-5.46 8.05〜3.4+7.6 6.58〜4.5〜0.9 2.8〜0.5+1.58 32...7.5x-3x=18 5〜1.3-2x=5.5 24x+6x=63.6 5.6x+4.4x=5.2 眉、双塀...

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