31/(x+2/3)=15怎么算

来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/20 04:10:14
31/(x+2/3)=15怎么算31/(x+2/3)=15怎么算31/(x+2/3)=15怎么算31/(x+2/3)=15去分母,两边同乘以(x+2/3)31=15x+10x=7/5x=7/5

31/(x+2/3)=15怎么算
31/(x+2/3)=15怎么算

31/(x+2/3)=15怎么算
31/(x+2/3)=15
去分母,两边同乘以(x+2/3)
31=15x+10
x=7/5

x=7/5