【#文档大全网# 导语】以下是®文档大全网的小编为您整理的《解比例及解方程练习题》,欢迎阅读!
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x:10=: 0.4:x=1.2:2 x: =6:
8:x=
14131113281233654
= :=:x 0.8:4=x:8 :x=3:12 1.25:0.25=x:1.6 = =
25449x2.4xx3
2
34.5624111313 = 45:x=18:26 2.8:4.2=x:9.6 :x=: 2.8:4.2=x:9.6 x:24= : 3X= 251084438x2.2
110.61.5314114251143511: :=x: 0.6∶4=2.4∶x 6∶x=∶ =x ∶=x∶ ∶=∶x x∶=0.7∶ 531242512536142548612
11164.683x22343
1.3∶x=5.2∶20 x∶3.6=6∶18 ∶=∶x = = X- X= 2X + = x- x -4= 21
755532090.2x8644
70%X + 20%X = 3.6 X×
31
=20× 54
25% + 10X =
435215
X - 15%X = 68 X+X=121 5X-3×= X÷=12 5873421
313
X÷2=7 X+7X=3 4X-6×2=2 12 ÷X=3 8 X = 1×16 X÷ 6=26×13 6X+5 =13.4 X5104487168439651354525
4x-3 ×9 = 29
1541511321213
x + x = 4 X-21×=4 xx20 2(x2.6)8 X- X= 6X+5 =13.4 5X= X÷=
531026103419528
2132581161X21162613X÷=12 X= X=× X÷=÷ X-0.25= =30% 4+0.7X=102 X+X=42 X+X=105 34572965144324354525 33363131352133X-X=400 X-0.125X=8 = X+ X=18 X×( + )= x-0.375x= x×+=4× X-X=12 5 X-2.4×5=8
768126328784X
3321438
0.36×5- x = (x- 4.5) = 7 x- 25%x = 10 x- 0.8x = 16+6 20 x– 8.5= 1.5 x- x -4= 21 X+25%X=90 X- X=
4532579
2233314355
X- X= 2X + = 70%X + 20%X = 3.6 X×=20× 25% + 10X = X - 15%X = 68 X+X=121 5X-3×=
75545458217
31321X X÷2=7 X+7X=3 4X-6×2=2 12 ÷X=3 3 X = 25 8 X = 1×16 X÷=12 6X+5 =13.4
510448347168435729651
1X13626113221362613
X÷ =× x + x = 4 X-21×=4 =30% X÷=÷ x×+=4× x- 25%x = 10
2261033283545254253545
526261333213131313
0.36×5- x = (x- 4.5) = 7 X×( + )= X×( + )= X÷ =× x-0.375x= x×4536812681263354525
+=4×
1
238
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