(x+1)/2-(2-3x)/3=1 2-(2x-4)/3 =-(x-7)/6 (2x+1)/3-(5x-1)/6=1 (0.1-0.2x)/0.03-1=(0.7-x)/0.4( 0.3x+0.7)/0.6-(0.2x-0.4)/0.8=1
(x+1)/2-(2-3x)/3=1 2-(2x-4)/3 =-(x-7)/6 (2x+1)/3-(5x-1)/6=1 (0.1-0.2x)/0.03-1=(0.7-x)/0.4
( 0.3x+0.7)/0.6-(0.2x-0.4)/0.8=1
(x+1)/2-(2-3x)/3=1
解 3(x+1)-2(2-3x)=6
3x+3-(4-6x)=6
3x+3-4+6x=6
9x=7
x=7/9
2-(2x-4)/3 =-(x-7)/6
解 12-2(2x-4)=﹣(x-7)
12-(4x-8)=﹣x+7
12-4x+8=﹣x+7
20-7=﹣x+4x
13=3x
x=13/3
(2x+1)/3-(5x-1)/6=1
解 2(2x+1)-(5x-1)=6
4x+2-5x+1=6
﹣x=6-3
x=﹣3
(0.1-0.2x)/0.03-1=(0.7-x)/0.4
解 100(0.1-0.2x)-1=10(0.7-x)/4
(10-20x)/3-1=(7-10x)/4
4(10-20x)-12=3(7-10x)
40-80x-12=21-30x
28-21=80x-30x
7=50x
x=7/50
(x+1)/2-(2-3x)/3=1
3x+3-4+6x=6
9x=7
x=7/9
2-(2x-4)/3 =-(x-7)/6
12-4x+8=-x+7
3x=13
x=13/3
(2x+1)/3-(5x-1)/6=1
4x+2-5x+1=6
x=-3
(0.1-0.2x)/0.03-1=(0.7-x)/0.4
4-8x-1.2=2.1-3x
5x=0.7
x=0.14
( 0.3x+0.7)/0.6-(0.2x-0.4)/0.8=1
1.2x+2.8-0.6x+1.2=2.4
0.6x=-1.6
x=-8/3