解方程3y 2-6y+2

2024-11-22 02:03:17
推荐回答(3个)
回答1:

3y*2=6y+2
解2+2=6y-3y
4 =2y
y=2

回答2:

1

回答3:

3y.2-6y.2
=6y-12y
=-6y