50x+70(x-1)=530怎么解
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/27 14:21:02
![50x+70(x-1)=530怎么解](/uploads/image/z/8624492-44-2.jpg?t=50x%2B70%28x-1%EF%BC%89%3D530%E6%80%8E%E4%B9%88%E8%A7%A3)
50x+70(x-1)=530怎么解
50x+70(x-1)=530怎么解
50x+70(x-1)=530怎么解
50x+70(x-1)=530
50x+70x-70=530
120x=530+70
120x=600
x=5
50x+70(x-1)=530
50x+70x-70=530
120x=600
x=5
分解因式,50x+70x-70=530,120x=530+70,120x=600,x=600/120,x=5
50x+70X-70=530
120x=600
x=5
50x+70(x-1)=530
50x+70x-70=530
120x=600
x=5
50x+70(x-1)=530
50X+70X-70=530
120x=600
X=50