六年级解方程练习题4.doc

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六年级解方程练习题4
x－ x= 2x + = 70%x + 20%x = 3.6 x×=20×

25% + 10x = x - 15%x = 68 x＋x＝121 5x－3×＝

x÷＝12 6x＋5 =13.4 3x=

x÷= x＋x= 4x－6×=2 ÷x=

x = x = × x÷ =÷ 4x－3 ×9 = 29

x + x = 4 x－21×=4

6x＋5 =13.4 x - x= 4x－6＝38 5x =

六年级解方程练习题
x= x÷= x÷=12 x=

x=× x÷=÷ x-0.25= =30%

4+0.7x=102 x+x=42 x+x=105 x-x=400

x-0.125x=8 = x+x=18 x×( + )=

x－0.375x= x×+=4× x－x＝12　　5 x－2.4×5＝8

0.36×5- x = (x- 4.5) = 7 x- 25%x = 10 x＋25%x=90

x- 0.8x = 16+6 20 x–8.5= 1.5 x- x -4= 21 x－x=

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