数学题(解方程)帮帮忙!

来源:百度知道 编辑:UC知道 时间:2024/05/31 14:52:18
2y-1/4 = 3y-2/3 +1
“/” 表示分数线,“/”后表示分母
过程:
2y-1 3y-2
-----= ----- + 1
4 3

2y-1/4 = 3y-2/3 +1
→24y-3=36y-4+12
→-12y=11
→y=-11/12.

2y-1/4=3y-2/3+1

3y-2y=2/3-1-1/4

y=-7/12

解答完毕!

过程:2y-1/4=3y-2/3+1

3y-2y=2/3-1-1/4

y=-7/12
答案:y=-7/12

2y-1/4 = 3y-2/3 +1
2y-3y=1/4-2/3 +1
-y=-5/12+1
-y=7/12
y=-7/12

同乘以12 24Y-3=36Y-8+12
36Y+4-24Y+3=0
60Y=-7
Y=-7/60