> 数学 >
解方程:2×1000X 2.5×1000(20-X)=45000
2×1000X+ 2.5×1000(20-X)=45000
人气:195 ℃ 时间:2020-02-02 17:15:57
解答
2x1000x2.5x1000(20-x)=45000
100000000-20x =45000
20x =99955000
x =4997750不小心题目打错了额
推荐
猜你喜欢
© 2024 79432.Com All Rights Reserved.
电脑版|手机版