75%x等于3⼀5减1.25x方程解

2025-06-27 14:29:04
推荐回答(1个)
回答1:

75%x等于3/5减1.25x
解:0.75x=0.6-1.25x
0.75x+1.25x=0.6
2x=0.6
x=0.6÷2
x=0.3