1⼀2{1⼀2[1⼀2(1⼀2x-3]-3}=-1,x等于多少

2024-12-21 11:22:55
推荐回答(2个)
回答1:

1/2{1/2[1/2(1/2x-3]-3}=-1
1/2[1/2(1/2x-3]-3=-2
1/2[1/2(1/2x-3]=1
1/2(1/2x-3)=2
1/2x-3=4
1/2x=7
x=14

回答2:

1/2{1/2[1/2(1/2x-3)]-3}=-1
1/2{1/2[1/4X-3/2]-3}=-1
1/2{1/8X-3/4-3}=-1
1/16X-15/8=-1
1/16X=15/8-1
1/16X=7/8
X=7/8*16
X=14