打开App
360P
初一(7年级)数学同步课-上册(人教版)-18讲：一元一次方程(1课时)
【升学资讯网www.sxue.xyz】初一(7年级)上学期（第一学期）数学同步课 -上册（人教版）-18讲：一元一次方程（第1课时）
初一(7年级)数学同步课-上册（人教版)38/80
App23:23
App24:19
App25:09
App22:49
App23:04](http://p26-sign.bdxiguaimg.com/tos-cn-i-0004/15ba4668c57a471280dfd9aba7aec863~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250205192319CF49D333C398BF24F8F9&requestFrom=704&version_code=80402&x-expires=1770290600&x-signature=4Z2%2FzjtBSYb83EGj%2FtZB945XQe0%3D)
App24:09](http://p26-sign.bdxiguaimg.com/tos-cn-i-0004/00b1487bff20434a949c22e4ae5f15a7~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250205192319CF49D333C398BF24F8F9&requestFrom=704&version_code=80402&x-expires=1770290600&x-signature=kvFMoNXGNDGJlc%2BkPetY38Ocu3A%3D)
App23:04](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/9ddc684d638a43c681acae7d59c6d639~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250205192319CF49D333C398BF24F8F9&requestFrom=704&version_code=80402&x-expires=1770290600&x-signature=U95M2qKcTCebCkke5%2BXd0bkKTBs%3D)
App22:49](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/a52bbc82cb164efbb7fb32bdea18f425~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250205192319CF49D333C398BF24F8F9&requestFrom=704&version_code=80402&x-expires=1770290600&x-signature=FiXMifX9%2Bf7tFyvuwl97IauRx0I%3D)
App22:49](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/cf8d053a64c24e33a8594912876715e4~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250205192319CF49D333C398BF24F8F9&requestFrom=704&version_code=80402&x-expires=1770290600&x-signature=TIgYoLovqbq69mDtKtzlX3NH9cM%3D)
App24:24](http://p26-sign.bdxiguaimg.com/tos-cn-i-0004/85e5f964db474abc915bf031628ac5aa~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250205192319CF49D333C398BF24F8F9&requestFrom=704&version_code=80402&x-expires=1770290600&x-signature=iKbg2xzLcArUyljXVMyBImQbdNY%3D)
App23:19](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/8c4421e325e44336aca27a41de7f118d~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250205192319CF49D333C398BF24F8F9&requestFrom=704&version_code=80402&x-expires=1770290600&x-signature=DkJKwecv3HovzM4EZUG2kUBrpBM%3D)
App23:09](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/7a87d0de8cbf444086b654a3128b63cc~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250205192319CF49D333C398BF24F8F9&requestFrom=704&version_code=80402&x-expires=1770290600&x-signature=%2Fn6EROQZigP%2FijGfrBmulMsjsbI%3D)
App25:04](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/761b3f7f810543aca886e5dd5ee7296e~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250205192319CF49D333C398BF24F8F9&requestFrom=704&version_code=80402&x-expires=1770290600&x-signature=TumlCw3f0k1cQKvbHtQdYf4pw8o%3D)
App22:13](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/17efbaa4be044da0875d774bb83349ef~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250205192319CF49D333C398BF24F8F9&requestFrom=704&version_code=80402&x-expires=1770290600&x-signature=%2FzuyPMQpMj4hKjbdo%2FGfb6JqRZo%3D)
App23:09
App24:24
App22:34
App24:03
App24:44
App22:13
App23:34
App24:14
App22:59
App22:43
App24:49
App24:19
App24:23
App22:28
App22:33
App24:54
App23:29打开App观看
