> 数学 >
解方程:(1/8X+1400)/X=7/12
kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk
人气:239 ℃ 时间:2020-05-28 08:04:46
解答
7x=12(x/8+1400)
7x=3x/2+16800
11x=33600
x=33600/11
推荐
猜你喜欢
© 2024 79432.Com All Rights Reserved.
电脑版|手机版