6x+(x-4)×2=240+9×18解方程

问题描述:

6x+(x-4)×2=240+9×18解方程

x=58

4x=240+162+8 4x=410 x=102.5

6x+2x-4×2=240+162
6x+2x=240+162+8
8x=410
x=410÷8
x=51.25

6x+(x-4)×2=240+9×18
6x+2x-8=240+162
8x=240+162+8
6x=410
x=410/6
x=205/3