解方程 (1)25%x=0.1 (2)40%x-1/5=60% (2)x-30%x=14
1个回答
展开全部
1
x = 0.1/25% = 0.1/(1/4) = 4
2
x = (60% + 1/5)/40% = (3/5 + 1/5)/(2/5) = 2
3
(1-30%)x = 14
0.7x = 14
x = 20
x = 0.1/25% = 0.1/(1/4) = 4
2
x = (60% + 1/5)/40% = (3/5 + 1/5)/(2/5) = 2
3
(1-30%)x = 14
0.7x = 14
x = 20
本回答由提问者推荐
已赞过
已踩过<
评论
收起
你对这个回答的评价是？
推荐律师服务：
若未解决您的问题，请您详细描述您的问题，通过百度律临进行免费专业咨询
