X-0.25X=22.5怎样解

问题描述:

X-0.25X=22.5怎样解

0.75x=22.5
x=30

X=30
1X-0.25X=22.5
0.75X=22.5
X=22.5/0.75
X=30

(1-0.25)x=22.5
0.75x=22.5
x=22.5÷0.75
x=30

x-0.25x=22.5
0.75x=22.5
x=22.5÷0.75
x=30