问题
解答题
解方程. 4X-6×
X+
|
答案
(1)4x-6×
=22 3
4x-4+4=2+4
4x÷4=6÷4
x=1.5;
(2)x+
x=7 8 3 4
1
x=7 8 3 4
1
x÷17 8
=7 8
÷13 4 7 8
x=
.2 5
解方程. 4X-6×
X+
|
(1)4x-6×
=22 3
4x-4+4=2+4
4x÷4=6÷4
x=1.5;
(2)x+
x=7 8 3 4
1
x=7 8 3 4
1
x÷17 8
=7 8
÷13 4 7 8
x=
.2 5