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1、人教六年级解方程练习题2233X X= 2X + = 70%X + 20%X = 3.6 7554 X3=201 25% + 10X = 4 X - 15%X = 68 54X38X121 5X 6X5 =13.4 X277=16 125 X=310 5352157 34X+14=38 3X=X7X=384 3 X = 25572 23X1412 384X623=2 8 X = 1961651 X 6=2613 4x3 9 = 29 1x + 1x = 4 354525310X2123=4 6X5 =13.4 5X=151923X14=12 25 X-13 X=310 821X=415 X35
2、X=2572 264638 45=152889X=161651X6=2613 X-0.25=1 X=30% 3545254+0.7X=102 X-38X=400 X+37 X=18 X x2+132=4384 23X+12X=42 X+ X-0.125X=8 ( 136 + 8 )=1312 X37X12 414X=105 36X = 34x0.375x=56 5 X2.458 33210.365- x = (x- 4.5) = 7 x- 25%x = 10 4532 4x- 0.8x = 16+6 20 x 8.5= 1.5 x- x -4= 21 X25%X=90 X387 X= 9 5
