x-3\2x=9/2怎么解?
问题描述:
x-3\2x=9/2怎么解?
答
x(1-1.5)=4.5
-0.5x =4.5
x=-9
x-3\2x=9/2怎么解?
x(1-1.5)=4.5
-0.5x =4.5
x=-9