(240-X)1.2-5X解方程(240-X)1.2-5X=269.4

来源：学生作业帮助网编辑：六六作业网时间：2024/10/06 22:46:01

(240-X)*1.2-5X解方程(240-X)*1.2-5X=269.4(240-X)*1.2-5X解方程(240-X)*1.2-5X=269.4(240-X)*1.2-5X解方程(240-X)*1

(240-X)*1.2-5X解方程(240-X)*1.2-5X=269.4
(240-X)*1.2-5X解方程
(240-X)*1.2-5X=269.4

(240-X)*1.2-5X解方程(240-X)*1.2-5X=269.4
等号都没有的方程啊
288-1.2X-5X=269.4
-6.2X=-18.6
X=3