x-3分之2-4x+1分之5=1 x 等于几

来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/19 02:30:48
x-3分之2-4x+1分之5=1x等于几x-3分之2-4x+1分之5=1x等于几x-3分之2-4x+1分之5=1x等于几5/(2-4x+1)/(x-3)=15*(x-3)/(2-4x+1)=15(x-

x-3分之2-4x+1分之5=1 x 等于几
x-3分之2-4x+1分之5=1 x 等于几

x-3分之2-4x+1分之5=1 x 等于几
5/(2-4x+1)/(x-3)=1
5*(x-3)/(2-4x+1)=1
5(x-3)=2-4x+1
5x-15=2-4x+1
9x=18
x=2