x-0.48x=20.8

来源：学生作业帮助网编辑：六六作业网时间：2024/11/23 20:57:45

x-0.48x=20.8x-0.48x=20.8x-0.48x=20.840

x-0.48x=20.8
x-0.48x=20.8

x-0.48x=20.8
40

x-0.48x=20.8 解方程：x-0.48x=20.8 （X+X)+(X-X)+(X*X)+(X/X)=100 x-0.48x=7.28 x-0.48x=4.68 x-0.52x=0.48 X-0.48X=0.78 X-0.48X=0. x-0.48x=7.2 x-0.48x=7.28 x*x*x*x*x=80000? x*x*x=504 x*x*x=504 （x+x）+(x-x)+(x/x)=11.2 f(x)=x,x x+x=x+15 X(X-1)=X 180=( )x( )x( )x( ) ×( ) (x+30)*(x-18)=x*x