x=10
你好!3x+5.6x-4.4x=33.6(3+5.6-4.4)x=33.64.2x=33.6x=8 打字不易,采纳哦!
由于分子是小数,所以先将分母和分子同时乘10:56x/360=1.4 方程两边同时乘360:56x÷360*360=1.4*360 得:56x=504 方程两边同时除以56:x*56÷56=504÷56 结果为:x=9
解:5.6x+x=336.6x=33 x=33÷6.6 x=5
5.6x+x=33 解方程? 5.6x+x=33 解:合并同类项,得 6.6x=33 系数化为1,得 x=5
5.6x=17.28-4x移项 (等号右边的带未知数X的项 移到左边,要改变加减号的)5.6x+4x=17.28 9.6x=17.28 x=17.28 / 9.6==1.8
5.6x+x=336.6x=33x=5
5.6x-x=8.28解:(5.6-1)x=8.284.6x=8.28x=8.28÷4.6x=1.8
(5.6-3.2)x=9.6 2.4x=9.6x=4
5.6x=17.28-4x 解:5.6x+4x=17.28 (5.6+4)x=17.28 9.6x=17.28 x=17.28÷9.6 x=1.8