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x+2.4x=17怎么列方程

x+2.4x=17 解:3.4x=17 x=17÷3.4 x=5

x+2.4x=5.1 (1+2.4)x=5.1 3.4x =5.1 3.4x/3.4 =5.1/3.4 x =1.5

3.4x=5.1 x=5.1÷3.4 x=二分之三.希望能帮到你,望采纳!谢谢!

设小玉捡了x个.小英为2.4x个.列式:2.4x+x=17 x=5 17-5=12(个) 答:小玉捡了5个,小英捡了12个.

x+2.4x=5.6 3.6x=5.6 x=5.6/3.6 x=1.555

x+2/7x=15/289/7x=15/28x=15/28 * 7/9=5/12x+2.4x=5.1 3.4x=5.1 x=3/22.设水面距缸口高x分米,则6*6*(6-x)=8*1.5*5 6-x=5/3 x=15/31.(1/4 )2.(9 )3.(3/10 )4.(12 )5.(13 )6.(1/8 )

2.4x+x=175解:2.4x+x=175 3.4x=175 x=51.47

x+2.5x=17.53.5x=17.5 x=17.5/3.5 x=5

12.4x-5.6x=17 解:(12.4-5.6)x=17 6.8x=17 x=170÷68 x=2.5

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