六年级解方程及解比例练习题－4x＝ x =20× 5x－3×＝ x - 15% x = 68 x = －= x = × x－21×=4 x÷=12 ÷2＝ 6 x＋5 = 3x＋5×=x - x = 4 x－6＝38 5 x = x = x÷= x = x + x = 4 x－ x＝12 x -25% x=10 x＋x = x =× 4x－3 ×9 = 29 x－= 4+ =102 x + x =42 4x－6×=2 ÷x = 9x ÷＝9 ＋4 x =40 x÷＝12 3x = x÷= 70%X+20%X = x＋x＝121 25% + 10 x = x - x = 16+6 x－ x－4= 21 20 x– = x＋25% x =90 (x-32) ×5=115 ＋x＝x－x = 2x + =解比例:x:10=: :x=:2 =: =:x :4=x:8 :x=3:12:=x: = =x: =6: = 45:x=18:26:=x: :x= : :=x: x:24= : 8:x=::=x: 0．6∶4＝∶x 6∶x＝∶ ＝∶＝x∶ ∶＝∶x x∶＝∶10∶50＝x∶40 ∶x＝∶20 x∶＝6∶18 ∶＝∶x ＝ ＝解方程X－ X= 2X + = 70%X + 20%X = X× =20× 25% + 10X = X - 15%X = 68X＋ X＝121 5X－3×＝ X÷＝126X＋5 = 3X=X÷= X＋X= 4X－6×=2 ÷X= X = X = × X÷ =× 4x－3 ×9 = 29 x + x = 4X－21×=4 6X＋5 = X-X= 4χ－6＝385X= X= X÷=X÷=12 X= X=×X÷=÷ = =30% 4+=102 X+X=42 X+X=105 X- X=400 =8 = X+X=18 X×( + )= x－= x×+=4× X－X＝12 5 X－×5＝8×5- x = (x- = 7 x- 25%x = 10x- = 16+6 20 x– = x- x -4= 21 X＋25%X=90 X－X= X－ X= 2X + = 70%X + 20%X = X× =20×25% + 10X = X - 15%X = 68 X＋ X＝121 5X－3×＝ X÷＝12 6X＋5 = 3X= X÷= X＋X= 4X－6×=2 ÷X= X = X = × X÷ =× 4x－3 ×9 = 29 x + x = 4 X－21×=4 6X＋5 = X-X= 4χ－6＝38 5X= X= X÷= X÷=12 X= X=× X÷=÷ = =30% 4+=102 X+X=42 X+X=105 X- X=400 =8 = X+X=18 X×( + )= x－= x×+=4× X－X＝12 5 X－×5＝8 ×5- x = (x- = 7 x- 25%x = 10 X＋25%X=90 x- = 16+6 20 x– = x- x -4= 21 X－X= X－ X= 2X + = 70%X + 20%X = X× =20× 25% + 10X = X - 15%X = 68 X＋ X＝121 5X－3×＝ 3X=X÷= X＋X= 4X－6×=2 ÷X= X = X = × X÷ =× 4x－3 ×9 = 29 x + x = 4X－21×=4 6X＋5 = X-X= 4χ－6＝385X= X= X÷=X÷=12 X= X=×X÷=÷ = =30% 4+=102 X+X=42 X+X=105 X- X=400 =8 = X+X=18 X×( + )= x－= x×+=4× X－X＝12 5 X－×5＝8×5- x = (x- = 7 x- 25%x = 10x- = 16+6 20 x– = x- x -4= 21
