12÷(0.5x-1)=4 列方程

2025-06-28 12:48:32
推荐回答(2个)
回答1:

12÷(0.5x-1)=4
0.5x-1=12÷4
0.5x=3+1
x=4÷0.5
x=8

回答2:


0.5x-1=12÷4
0.5x-1=3
0.5x=4
x=4÷0.5
x=8