[x+(x-0.14)+0.37]-(x+o.55)=0.3
问题描述:
[x+(x-0.14)+0.37]-(x+o.55)=0.3
答
[x+(x-0.14)+0.37]-(x+o.55)=0.3
2x+0.23-x-0.55=0.3
x=0.3+0.32
x=0.62