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解方程练习题 姓 名
2233X, X= 2X + = 3/4X + 1/5X = 3.6 7554
314X×=20× 1/4 + 10X = X – 3/20X = 68 545
35521X,X,121 5X,3×, X?,12 873421
3133X,,6X,5/7-3/7 =8 3-X=:3/4 4488
27732X:= ?X= 2 X +6×=4X 716843
1233258116 :X= X = : = X: 5105729651
6261311 X:=: 3/2×32-4x= 29 x = 4-x 45252635
132x,x,20X,21×=4 2(x,2.6),81034
2136X,5 =13.4 X- X= 4χ,6,38 5310
81544155X= :X= X?= 192115528
212538116X?=12 =:X X=× 347259651
626131X: =X: X-0.25= =3/10 45253544
2114+0.7X=102 X+X=42 X=105-X 324
3633 X-X=400 X-0.125X=8 = 8X4
313135X+ X=18 X×( + )= x,0.375x= 768126
2133x×+=4× X,X,12 5 X,2.4×5,8 3287
3321
- x = (x- 4.5) = 7 x- 25%x = 10 0.36×54532
4x- 0.8x = 16+6 20 x– 8.5= 1.5 x- x -4= 21 5
38X,1/4X=90 X, X= 7/12:X=5/8:6/7 79
35521X,X,121 5X,3×, X?,12 821734