5X-1⼀4=3X+1⼀2-2-X⼀3 3X+2⼀2-1=2X-1⼀4-2X+1⼀5

2024-12-21 03:52:13
推荐回答(1个)
回答1:

解:
(5X-1)/4=(3X+1)/2-(2-X)/3
15x-3=18x+6-8+4x
7x=-1
x=-1/7

(3X+2)/2-1=(2X-1)/4-(2X+1)/5
30x+20-20=10x-5-8x-4
28x=-9
x=-9/28