求未知数x x-52=148 x×36=720 2100÷x=35
求未知数xx-52=148x×36=7202100÷x=35....
求未知数x x-52=148 x×36=720 2100÷x=35.
展开
威武OB56Z
推荐于2016-03-01
·
TA获得超过848个赞
关注
①x-52=148, x-52+52=148+52, x=200;
②x×36=720, x×36÷36=720÷36, x=20;
③2100÷x=35, 2100÷x×x=35×x, 2100=35x, 2100÷35=35x÷35, x=60. |
收起
为你推荐: