求详细解答:解方程。

2025-02-27 13:47:13
推荐回答(1个)
回答1:

(1)1.2x+0.5×8=16
               1.2x+4=16
                  1.2x=12
                      x=10
(2)2.5+x=24÷6
         2.5+x=4
               x=1.5
 
(3)2×(x-3)=18
                   x-3=9
                      x=12
 

(4)4×0.6+2x=6.8
            2.4+2x=6.8
                  2x=4.4
                    x=2.2