七年级上册100道计算题.doc

一元一次方程专项练习题库 (1)2x+8=16 (2)x/5=10 (3)x+7x=8 (4)9x-3x=6 (5)6x-8=4 (6)5x+x=9 (7)x-8=6x (8)4/5x=20 (9)2x-6=12 (10)7x+7=14 (11)6x-6=0 (12)5x+6=11 (13)2x-8=10 (14)1/2x-8=4 (15)x-5/6=7 (16)3x+7=28 (17)3x-7=26 (18)9x-x=16 (19)24x+x=50 (20)6/7x-8=4 (30)3x-8=30 (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 (51)8-7x=1 (52)x-30=12 (53)6x-21=21 (54)6x-3=6 (55)9x=18 (56)4x-18=13 (57)5x+9=11 (58)6-2x=11 (59)x+4+8=23 (60)7x-12=8 (61)X-5.7=2.15 (62)15.5X-2X=18 (62)3X-0.7=5 (63)3.5×2= 4.2x (64)26×1.5= 2x (65)0.5×16―16×0.2=4x (66)9.25－X=0.403 (67)16.9÷X=0.3 (68)X÷0.5=2.6 (69)x＋13＝33 (70)3 － 5x＝80 (71)1.8- 6x＝54 (72)6.7x －60.3＝6.7 (73)9 ＋4x ＝40 (74)0.2x－0.4＋0.5＝3.7(75)9.4x－0.4x＝16.2 (76)12 －4x＝20 (77)1/3 x＋5/6 x＝1.4 (78)12 x＋34 x=1 (79)18x－14 x= 12 (80)23 x－5×14 = 14 (81)12 ＋34 x=56 (82)22－14 x= 12 (83)23 x－14 x= 14 （84）x＋14 x= 65 (85)23 x=14 x ＋14 (86)30 x－12 x －14 x=1 (87) (88) (89) （90）3（x-2）=2-5(x-2) (91) 2(x+3)－5(1－x)=3(x－1) (92) (93) (94) =+1 (95) (96) (97) (98 ) (99) (100) (101) (102) (103) (104) (105) (106) (x-3)=2-(x-3) (107)(108) (109) （110） (111) (112) （113）(3y+7)=2 - y。