解下列方程: (1)4⼀3-8x=3-11⼀2x; (2)0.5x-0.7=6.5-1.3x; (3)1⼀6(3x-6)=2⼀5x-3; (4)1-2x⼀3=3x+1⼀7-3;

2024-12-02 10:15:10
推荐回答(3个)
回答1:

x-(x-1)=7-(x+3)/5
x-x+1=7-x/5+3/5
x/5=7-3/5-1
x/5=27/5
x=27.
只是第一题的解,后面自己想吧
..

回答2:

(1)X=-2/3;
(2)X=9;
(3)X=20;
(2)X=-81/77;

回答3:

(0.5+1.3)x=6.5+0.7
1.8x=7.2
x=4