一元一次方程计算训练(要求:认真、仔细、准确、灵活)
1、4)1(2=-x
2、11)12
1
(21=--x 3、()()x x 2152831--=--
4、23421=-++x x
5、1)23(2151=--x x
6、152+-=-x x
7、1835+=-x x 8、026
2
921=---x x 9、9)21(3=--x x
10、13)1(32=---x x 11、)1(9)14(3)2(2y y y -=---
12、5(2x -1)-3(3x -1)-2(5x -1)+1=0 13、)7(5
3
31)3(6.04.0--=--x x x
14、3(1)2(2)23x x x +-+=+ 15、38123x x ---= 16、12
136
x x x -+-=- 17、1676352212--=+--x x x 18、3
2
222-=
---x x x
19、x x 45321412332=-??????-??? ??- 20、14]615141[3121=??????+-???
??-x
21、53210232213+--=-+x x x 22、12
46231--=--+x
x x
23、)7(3121)15(51--=+x x 24、103.02.017.07.0=--x
x
25、6.15.032.04-=--+x x 26、35.0102.02.01.0=+--x x
(27)54-7Χ=5 (28)6Χ-10=8 (29)8-83Χ=4
3
2
(30)3-521Χ=10
9
(31)2(Χ-1)=4 (32) 2(6Χ-2)=8
(33) 5-3Χ=8Χ+1 (34) 2(Χ-2)+2=Χ+1 (35) 3-Χ=2-5(Χ-1)
(36) 3Χ=5(32-Χ) (37) 7(4-X )=9(X -4) (38)128-5(2X+3)=73
(39) ++= (40) 4X÷=100 (41)3(X+1)÷(2X –4)= 6
(42)3X+ 7X +10 = 90 (43)3(X - 12)+ 23 = 35 (44)7X -8=2X +27
(45)5X -18 = 3–2X (46)(7X - 4)+3(X - 2)= 2X +6 (47)80÷X=20
(48)12X +8X -12=28 (49)3(2X -1)+10=37 (50)+-X -5=27
(51)2(3X -4)+(4-X )=4X (52)3(X+2)÷5=(X+2)
(53)(3X +5)÷2=(5X -9)÷3 (54)X - 27 X=43
(55)2X + 25 = 35 (56) 70%X + 20%X = (57) X×53=20×41
(58)25% + 10X = 5
4
(59)X - 15%X = 68 (60)X +83X =121
(61) 5X -3×215=75 (62)32X÷4
1
=12
(63)6X +5 = (64)834143=+X (65) 3X=83 (66)X÷72=16
7
(67)X +87X=43 (68)4X -6×32=2 (69) 125 ÷X=310 (70)53 X = 7225
(71) 98 X = 61×5116 (72)X÷ 356=4526×25
13
(73)4X -3 ×9 = 29
(74)21X + 61X = 4 (75)103X -21×32=4 (76)204
1
=+x x
(78)8)6.2(2=-x (79)6X +5 = (80) 25 X-13 X=3
10 (81) 4X -6=38
(82)5X=1915 (83)218X=154 (84) X÷54=2815 (85)32X÷4
1=12
(86)53X=7225 (87)98X=61×5116 (88)X÷356=4526÷2513 (89)=4
1
(90)4X =30% (91)4+=102 (92)32X+21X=42 (93)X+4
1
X=105
(94) X-83X=400 (95)=8 (96)X 36 = 43
(97)X+37 X=18
(98)X×( 16 + 38 )=1312 (99)X -=65 (100)X×32+2
1
=4×83