六年级数学方程式
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方程式:
(1)x-30=12 (2)6x-21=21 (3)6x-3=6 (4)9x=18 (5)4x-18=13 (6)5x+9=11 (7)6-2x=11 (8)x+4+8=23
(9)7x-12=8 (10)X-5.7=2.15
(11) 2x-6=12 (12)3.5×2= 4.2 x (13)26×1.5= 2x 18.5 (14)0.5×16―16×0.2=4x (15)9.25-X=0.403 (16)16.9÷X=0. 3
(17)X÷0.5=2.6 (18)x+13=33
(19)3 - 5x=80 (20)1.8- 6x=54 (21)6.7x -60.3=6.7 (22)9 +4x =40 (23)0.2x-0.4+0.5=3.7 (24)9.4x-0.4x=16.2
(25)12 -4x=20 (26)1/3 x+5/6 x=1.4 (27)12 x+34 x=1 (28)18x-14 x= 12
(29)23 x-5×14 = 14 (30)12 +34 x=56
( 31)6x+6=12 (32)3x-3=1 (33)5x-3x=4
(34)2x+16=19 (35)5x+8=19 (36)14-6x=8 (37)15+6x=27 (38)5-8x=4 (39)7x+8=15 (40)9-2x=1 ( 41)4+5x=9
(42)10-x=8 (43)8x+9=17 (44)9+6x=14 (45)x+9x=4+7 (46)2x+9=17 (47)8-4x=6 (48)6x-7=12 (49)7x-9=8 (50)x-56=1