解方程x(48+56)+12=272怎么解

问题描述:

解方程x(48+56)+12=272怎么解

x(48+56)+12=272
x(48+56)=260
48x+56x=260
104x=260
x=2.5

x(48+56)+12=272
104x=272-12
104x=260
x=2.5

x(48+56)+12=272
104x+12=272
104x=260
x=65/26