分母化成整数得:4x/5+0.9-(5+2x)/3=(x-5)/2
去分母两边乘30:24x+27-10(5+2x) =15(x-5)
去括号:24x+27-50-20x =15x-75
移项:24x-20x-15x =-75+50-27
合并同类项:-11x =-52
两边同除以-11:x=52/11
分母化成整数得:4x/5+0.9-(5+2x)/3=(x-5)/2
去分母两边乘30:24x+27-10(5+2x) =15(x-5)
去括号:24x+27-50-20x =15x-75
移项:24x-20x-15x =-75+50-27
合并同类项:-11x =-52
两边同除以-11:x=52/11