36-x+2.4=24 怎么解
问题描述:
36-x+2.4=24 怎么解
答
X=36+2.4-24=14.4
答
24-2.4=21.6 36-21.6=x
答
36-x+2.4=24
38.4-x=24
38.4=24+x
x=38.4-24
x=14.4
答
36-x+2.4=24
38.4-x=24
x=14.4