6分之5-3分之2+x=9分之7怎么解方程?
1个回答
展开全部
解:解方程, 此方程的解为x = 11/18
6分之5 - 3分之2 + x = 9分之7
5/6 - 2/3 + x = 7/9
5/6 - 4/6 + x = 7/9
1/6 + x = 7/9
x = 7/9 - 1/6
x = (7×2)/(9×2)-(1×3)/(6×3)
x = 14/18 - 3/18
∴x = 11/18
答:此方程的解为x = 11/18
6分之5 - 3分之2 + x = 9分之7
5/6 - 2/3 + x = 7/9
5/6 - 4/6 + x = 7/9
1/6 + x = 7/9
x = 7/9 - 1/6
x = (7×2)/(9×2)-(1×3)/(6×3)
x = 14/18 - 3/18
∴x = 11/18
答:此方程的解为x = 11/18
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