解方程：．-七年级数学

更多内容推荐

• （1）解分式方程：xx-3=2-33-x（2）计算：（48+1412）÷27．-数学
• ________ different life today is ________ what it was 20 years ago!A．How; fromB．What a; fromC．What;
• One of the tourists ______ from the tour group. That was why the tour guide lost his temper.A．kept a
• 如图，点A、B在数轴上，它们所对应的数分别是-4与2x+23x-5，且点A、B到原点的距离相等．则x=______．-数学
• Accidents oftenout of carelessness.A．riseB．raiseC．go upD．arise-英语
• 解方程：．-七年级数学
• Mary’s parents believe that she will ___ a perfect dancer if she keeps practicing.A．turnB．makeC．take
• 若2x+1与2x-1互为倒数，则实数x=______．-数学
• In daily life，we often use bodylanguage to ________ extra meaning.[ ]A．broadcastB．predictC．conveyD．e
• Her mother ________ the girl to leave the house before she had finished her homework.[ ]A. prevented
• 当x=（）时，分式与互为相反数。-八年级数学
• 解方程：-八年级数学
• Don’t leave things lying around; ______ them together and put them in this cabinet (橱柜).[ ] A. haveB
• The minister said, “We are ready for discussions with any legal parties，but we'll never _______
• 若分式方程的值为A．１B．２C．３D．４-八年级数学
• Your meaning didn’t really .A．get throughB．get inC．get awayD．get across-高三英语
• (1)计算：+．(2)解方程：-九年级数学
• The news caused heated discussion online, with people _____ the government ____ using the expensive
• 解方程（1）8x2+10x=3（2）2x-1x-3x2x-1=2．-数学
• Some people ________ land because they regard it as a commodity belonging to them.[ ]A. employB. ado
• 解方程：。-九年级数学
• 请选择一组的值，写出一个关于的形如的分式方程，使它的解是，这样的分式方程可以是______________.-八年级数学
• Students are required to _______ down what the teachers teach in class. Which of the following is wr
• When she was asked how she had managed to live ___with the man she hated so much, she didn't __
• He used to be a popular singer, but drug ____ his ruin.A．resulted fromB．contributed toC．attended toD
• It has been that some government leaders_____their authority and position to get illegal profits for
• （2011江苏淮安，22，8分）七（1）班的大课间活动丰富多彩，小峰与小月进行跳绳比赛.在相同的时间内，小峰跳了100个，小月跳了110个.如果小月比小峰每分钟多跳20个，试求出小峰-七年级数学
• At present an increasing number of parents wish to _________ changes in educating their children du
• 解方程：xx-1-2x-2x-1=0-数学
• I used to hate being ________ about my red hair when I was at school.[ ]A．dressed B．scoldedC．teased
• 解方程：-八年级数学
• 分式方程的解为．-七年级数学
• Who else except a millionaire could________to use such an expensive car?[ ]A. pay B. spend C. buyD.
• 如果方程xx-3=3x-3有增根，那么增根的值为（）A．0B．-1C．3D．1-数学
• It is said that his carelessness ____ the terrible accident.A．resulted fromB．resulted inC．turned ou
• To get a good view of the scenery in China, Lucy would spend a lot of time on the train _________ t
• The results of the medical checkup suggested that my father in poor health, so the doctor suggested
• She promised to be here at 8:00, but she never ______. [ ]A. turned down B. turned off C. turned ove
• After only half an hour's rest, the woman scientist ________ her research.[ ]A．relied onB．carri
• Customers’ demand has great _________ on the prices, that is, it ______ the market.[ ]A. effects; ef
• 解下列方程：xx-2=3(x-2)x+2．-数学
• 甲队修路120m与乙队修路100m所用天数相同，已知甲队比乙队每天多修10m，设甲队每天修路xm.依题意，下面所列方程正确的是A．B．C．D．-七年级数学
• 某文化用品商店用2000元购进一批学生书包，面市后发现供不应求，商店又购进第二批同样的书包，所购数量是第一批购进数量的3倍，但单价贵了4元，结果第二批用了6300元。（1）求-八年级数学
• 关于分式方程x-2x+2-16x2-4=1的解的情况，下列说法正确的是（）A．有一个解是x=2B．有一个解是x=-2C．有两个解是x=2和x=-2D．没有解-数学
• Each day is a gift，and _______my eyes open，I’11 focus on the new day and all the happy memories I ’v
• In copying this paper , be careful not to _______ any words.A．leave behindB．leave asideC．leave offD．
• The Iranian government is accused of _______ some terror organizations in the Middle East by the Uni
• 解方程：（1）3x+5x2=0；（2）7x（3-x）=4（x-3）；（3）xx-2=3(x-2)x+2．-数学
• 解下列方程或方程组（1）x2-5x-4=0；（2）（x+2）（x+3）=4-x2．（3）(x-1)2x2-x-1x-2=0，（4）解方程组x2+y2=102x-y=5．-数学
• 解方程：（1）；（2）-八年级数学