5X-4.5x2=0.5

来源：学生作业帮助网编辑：六六作业网时间：2024/05/18 23:32:54

5X-4.5x2=0.55X-4.5x2=0.55X-4.5x2=0.55X-9=0.55X=9+0.55X=9.5X=9.5/5X=1.95X-4.5x2=0.55x-9x=0.5-4x=0.5x=

5X-4.5x2=0.5
5X-4.5x2=0.5

5X-4.5x2=0.5
5X-9=0.5
5X=9+0.5
5X=9.5
X=9.5/5
X=1.9

5X-4.5x2=0.5
5x -9x =0.5
-4x =0.5
x= -0.125

X=1.9