解方程如下

问题描述:

解方程如下
(X+0.73)/4=3.5
1.4(X+3.2)=6.3
x-0.24x=22

(X+0.73)/4=3.5
x+0.73=3.5*4
x+0.73=14
x=13.23
1.4(X+3.2)=6.3
x+3.2=6.3/1.4
x+3.2=4.5
x=1.3
x-0.24x=22
(1-0.24)x=22
0.76x=22
x=22/0.76
x=550/19