解方程,亲们帮帮忙!2/3+50%x=1.6 x=?x-40%x=0.96 x=?4/5x-1/2x=6.4 x=?80%x-0.6x=0.12 x=?1/2(x-80%)=0.6 x=?4(x+1/4)=16 x=?40%+20%x+7.2 x=?5/6(x-40%)=2
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/30 22:31:23
![解方程,亲们帮帮忙!2/3+50%x=1.6 x=?x-40%x=0.96 x=?4/5x-1/2x=6.4 x=?80%x-0.6x=0.12 x=?1/2(x-80%)=0.6 x=?4(x+1/4)=16 x=?40%+20%x+7.2 x=?5/6(x-40%)=2](/uploads/image/z/13321868-68-8.jpg?t=%E8%A7%A3%E6%96%B9%E7%A8%8B%2C%E4%BA%B2%E4%BB%AC%E5%B8%AE%E5%B8%AE%E5%BF%99%212%EF%BC%8F3%EF%BC%8B50%EF%BC%85x%EF%BC%9D1.6++++++++++++++++++x%EF%BC%9D%3Fx-40%25x%3D0.96+++++++++x%3D%3F4%2F5x-1%2F2x%3D6.4++++++++++++x%3D%3F80%25x-0.6x%3D0.12+++++++++++++x%3D%3F1%2F2%28x-80%25%29%3D0.6++++++++++++++++x%3D%3F4%28x%2B1%2F4%29%3D16+++++++++++x%3D%3F40%25%2B20%25x%2B7.2+++++++++++++++x%3D%3F5%2F6%28x-40%25%29%3D2)
解方程,亲们帮帮忙!2/3+50%x=1.6 x=?x-40%x=0.96 x=?4/5x-1/2x=6.4 x=?80%x-0.6x=0.12 x=?1/2(x-80%)=0.6 x=?4(x+1/4)=16 x=?40%+20%x+7.2 x=?5/6(x-40%)=2
解方程,亲们帮帮忙!
2/3+50%x=1.6
x=?
x-40%x=0.96
x=?
4/5x-1/2x=6.4
x=?
80%x-0.6x=0.12
x=?
1/2(x-80%)=0.6
x=?
4(x+1/4)=16
x=?
40%+20%x+7.2
x=?
5/6(x-40%)=2.5
x=?
要有过程,打的好,会加分!
解方程,亲们帮帮忙!2/3+50%x=1.6 x=?x-40%x=0.96 x=?4/5x-1/2x=6.4 x=?80%x-0.6x=0.12 x=?1/2(x-80%)=0.6 x=?4(x+1/4)=16 x=?40%+20%x+7.2 x=?5/6(x-40%)=2
2/3+50%x=1.6
0.5x=14/15
x=14/15*2
x=28/15
x-40%x=0.96
0.6x=0.96
x=0.96/0.6
x-1.6
4/5x-1/2x=6.4
3x/10=6.4
x=6.4*10/3
x=64/3
80%x-0.6x=0.12
0.2x=0.12
x=0.12/0.2
x=0.6
1/2(x-80%)=0.6
x-80%=0.6*2
x-0.8=1.2
x=1.2+0.8
x=2
4(x+1/4)=16
x+1/4=16/4
x+1/4=4
x=4-1/4
x=15/4
40%+20%x=7.2
0.6x=7.2
x=7.2/0.6
x=12
5/6(x-40%)=2.5
x-0.4=2.5*6/5
x-0.4=0.5
x=0.5+0.4
x=0.9
x-40%x=0.96
60%x=0.96
x=0.96/0.6
x=1.6
4/5x-1/2x=6.4
3x/10=6.4
x=6.4*10/3
x=64/3
80%x-0.6x=0.12
0.8x-0.6x=0.12
0.2x=0.12
x=0.12/0.2
x=0.06
这啥呀乱踢⑧草的?!...⊙﹏⊙b汗!