567x4的精选

56/7x=4就是：56÷7x=4最佳回解方程这个方程：56÷7x=4得：7x=56÷4，7x=14，X=14÷7，x=2解方程：56/7X=4&nbsp&nbsp解：8X=4&nbsp&nbspX=4÷8&nbspX=1/2&nbsp&nbsp&nbsp验算：把x代入原方程56/7X1/2=4&nbsp&nbsp8X1/2=4&nbsp4=4这个方...