解方程:2x-1/16[64-16(3/5x+1)]=2-2/5x

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/17 23:50:37

解方程:2x-1/16[64-16(3/5x+1)]=2-2/5x
解方程:2x-1/16[64-16(3/5x+1)]=2-2/5x

解方程:2x-1/16[64-16(3/5x+1)]=2-2/5x
2x-1/16[64-16(3/5x+1)]=2-2/5x
2x-[4-(3/5x+1)]=2-2/5x
2x-4+3/5x+1=2-2/5x
3x=5
x=5/3

2x-1/16[64-16*3/5x-16]=2-2/5x
2x-1/16[48-16*3/5x]=2-2/5x
2x-3+3/5x=2-2/5x
2x+3/5x+2/5x=5
3x=5
...

全部展开

2x-1/16[64-16*3/5x-16]=2-2/5x
2x-1/16[48-16*3/5x]=2-2/5x
2x-3+3/5x=2-2/5x
2x+3/5x+2/5x=5
3x=5
x=3/5

收起