2024年4月17日发(作者：数学试卷分析格式)
解方程及解比例练习题
解比例:
x:10=: 0.4:x=1.2:2
11123
=
43
11
2
:
5
=
1
4
:x 0.8:4=x:8
1.25:0.25=x:1.6
2
=
8
9x
2.4x
3
4
:x=3:12
3654
x
=
3
x: =6:
2
4.5
624
= 45:x=18:26
325
2.8:4.2=x:9.6
x:24=
3
:
1
43
8:x=
x
2.2
1
10
:x=
1
8
:
1
4
2.8:4.2=x:9.6
4
:
3
54
5
8
:
11
6
=x:
12
110.61.5
0．6∶4＝2.4∶
x
6∶
x
＝∶ ＝
5312
x
3141142511
∶＝
x
∶ ∶＝∶
x
x
∶＝0.7∶
425
10∶50＝
x
∶40
1
3
∶
1
20
＝
16
9
∶
解方程
X－
2
3
7
X=
4
2X +
X×
3
=20×
1
54
25% + 10X =
X＋
3
8
X＝121 5X
12536142
1.3∶
x
＝5.2∶20
x
∶3.6＝6∶18
x
4.6
0.2
＝
83
x
x
8
＝
64
2
5
=
3
5
70%X + 20%X = 3.6
4
5
X - 15%X = 68
－3×
552
21
＝
7
3
X÷
1
4
＝12
313
3
6X＋5 =13.4
X
3X=
X÷
2
=
7
716
X
12
5
÷X=
3
10
X÷
6
35
=
26
45
×
13
25
3
10
X－21×
2
3
=4
6X＋5 =13.4
448
8
＋
7
8
X=
3
4
4X－6×
2
3
=2
3258116
5
X =
72
9
X =
6
×
51
x
－3 ×9 = 29
1
2
x
+
1
6
x
= 4
x
1
4
x20
2(x2.6)8
213
5
X-
3
X=
10
4χ－6＝38
4
5X=
1584415
X= X÷=
192115528
213258116
X÷=12 X= X=×
34
X÷
62613
35
=
45
÷
25
4+0.7X=102
X-
3
8
X=400 X-0.125X=8
X+
3
7
X=18 X
572
1
4
2
X+
1
32
X=42 X+
×(
1
6
+
3
8
)=
13
12
x
9651
X
4
=30%
1
4
X=105
36
X
=
3
4
－0.375x=
5
6
X-0.25=
x×+=4× X－X＝12 5 X－2.4×5＝8
213
3
328
0.36×5-
3
4
x =
3
5
x- 0.8x = 16+6 20 x
X＋25%X=90 X
2X +
23
5
=
5
70%X + 20%X = 3.6 X
7
2
3
(x- 4.5) = 7
– 8.5= 1.5
－
3
7
X=
8
9
X
1
2
x- 25%x = 10
x-
4
5
x -4= 21
－
2
3
7
X=
4
×
3
5
=20×
1
4
25% + 10X = X - 15%X = 68 X＋X＝121
5X－3×
5521
＝ X÷＝12 6X＋5 =13.4
4
5
3
8
217
31
4
X
4
3
8
3X=
X＋
73
8
X=
4
4X
3
5
X =
25
72
4
x
－3 ×9 = 29
34
3
8
X
－6×
2
3
=2
8116
9
X =
6
×
51
X
1
x
+
1
26
x
= 4
÷
2
7
=
7
16
12
5
÷X=
3
10
÷
626
35
=
13
45
×
25
3
10
X－21×
2
3
=4
x
1
x20
2(x2.6)8
6X＋5 =13.4
4
21
5
X-
3
X=
3
10
4
8
21
X=
4
15
X
3
5
X=
25
72
X-0.25=
1
4
21
3
X+
2
X=42 X+
χ－6＝38 5X=
÷
415
5
=
28
81
9
X=
6
×
16
51
X
X
4
=30% 4+0.7X=102
1
4
X=105 X-
15
19
21
3
X÷
4
=12
÷
6
35
=
26
45
÷
13
25
3
8
X=400
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