移项
4/3x+1/4x=3-2
(4/3+1/4)x=1
(19/12)x=1
x=1÷(19/12)
x=12/19
猜你喜欢
- 1我英语单词,短语听写总是不及格咋办
- 2Now there are more and more people __in china .A travel B to travel C traveling D traveled
- 3No pains,no gains.want more!
- 4介词I look ( )my cat very well
- 5跟平面镜成30度的一条光线照射到平面镜上时,反射角
- 6There ____(be) a class meeting next Friday.Our teacher__(have) something to say.
- 7数学题某车司机为了估计4月跑的里程,对一周内每天里程表的读数进行记录,上周末的里程表读数是4573千米
- 8一个圆锥形碎石堆,底面周长是15.7米,高是2.4米,用这堆碎石在8米宽的公路上铺了3厘米厚,大约能铺多少米长?(得数保留整数)
- 9一块正方体石料,棱长9分米.这块石料的体积是多少立方分米?如果1立方分米的石料重2.8千克,这块石料种多少千克?要算式,
- 10关于简谐运动公式F=-kx的问题