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1、安心教育 舒心服务五年级解方程19(1)(0.5+x)+x=9.82 (2)2(X+X+0.5)=9.8 (3)25000+x=6x (4)3200=440+5X+X (5)X-0.8X=6 (6)12x-8x=4.8 (7) 7.5+2X=15 (8)1.2x=81.6 (7)x+5.6=9.4 (10)x-0.7x=3.6 (11)91x1.3 (12) X+8.3=10.7 (13) 15x3 (14) 3x816 (15) 3x+9=27 (16) 18(x-2)=270 (17) 12x=300-4x (18) 7x+5.3=7.4 (19) 3x5=4.8 (25) 0.5x+8=
2、43 (26) 6x-3x=18 (27) 7(6.5+x)=87.5 (28) 0.273x=0.35 (29) 1.8x=0.972 (30) x0.756=90 (31) 0.1(x+6)=3.30.4 (32) (27.5-3.5)x=4 (33) 9x-40=5 (34) x5+9=21 (35) 48-27+5x=31 (36) 10.5+x+21=56 (37) x+2x+18=78 (38) (200-x)5=30 (39) (x-140)70=4 (40) 20-9x=2(41) x+19.8=25.8 (42) 5.6x=33.6 (43) 9.8-x=3.8 (44) 7
3、5.6x=12.6 (45) 5x+12.5=32.3 (46) 5(x+8)=102 (47) x+3x+10=70 (48) 3(x+3)=50-x+3 (49) 5x+15=60 (50) 3.5-5x=2 (51) 0.37+4x=12.5 (52) x1.5-1.25=0.75 (53) 4x-1.36=2.6 (54) 6x+12.8=15.8 (55) 1502+3x=690 (56) 2x-20=4 (57) 3x+6=18 (58) 2(2.8+x)=10.4 (59) (x-3)2=7.5 (60) 13.2x+9x=33.3 (61) 3x=x+100 (62) x+4.
4、8=7.2 (63) 6x+18=48 (64)3(x+2.1)=10.5 (65)12x-9x=8.7 (66)13(x+5)=169 (67) 2x-97=34.2 (68)3.4x-48=26.8 (69)42x+25x=134 (70)1.5(x+1.6)=3.6 (71)2(x-3)=5.8 (72)65x+7=137 (73) 9x+42.591 (74) 4.2 x+2.5x134 (75) 10.5x+6.5x=51 (76) 89x-43x=9.2 (77) 5x-45=100 (78) 1.2x-0.5x=6.3 (79) 23.4=2x (80) 4x-x=48.6 (8
5、1) 4.5x-x=28 (82)X-5.7=2.15 (83)5X-2X=18 (84)3X+0.7=7 (85) 3.52= 4.2+x (86) 261.5= 2x+10 (87) 0.516160.2=4x (88) 13 9.25X=0.403 (89) 18.9X=0. 3 (90) 23x=14x27 (91) x14x=75 (92)955x80 (93)1.8 +6x54 (94) 6.7x60.36.7 (95) 94x53 (96) 2x+8=16 (97) 20x-14x=24 (98) x+7x=8 (99) 9x-3x=6 (100) 6x-8=4 (101) 5x
6、+x=9 (102) 8x-8=6x (103) x=20 (104) 2x-6=12 (105) 7x+7=14 (106) 6x-6=0 (107) 5x+6=11 (108) 2x-8=10 (109) 2.5x-8=4 (110) x-=7 (111)3x+7=28 (112) 3x-7=26 (113) 9x-x=16 (114) 24x+x=50(115) 1.2x-8=4 (116) 3x-8=31 (117) 6x+6=12 (118) 3x-3=3 (119) 5x-3x=4 (120) 2x+16=19 (121) 5x+8=19 (122) 14-6x=8 (123) 1
7、5+6x=27 (124) 5-8x=4 (125) 7x+8=15 (126) 9-2x=1 (127) 4+5x=9 (128) 10-x=8 (129) 8x+9=17 (130) 9+6x=15 (131) x+9x=4+7 (132) 2x+9=17 (133) 8-4x=6 (134) 6x-7=28 (135) 7x-9=20 (136) x-56=1 (137) 8-7x=1 (138)x-30=12 (139) 6x-21=21 (140) 6x-3=6 (141) 9x=18 (142) 4x-18=14 (143) 5x+9=11 (144) 17-2x=11 (145)
8、 x+4+8=23 (146) 7x-12=9 (147) X-5.7=2.15 (148) 5X-2X=18 (149) 3X +0.5=5 (150) 3.52= 4 x (151) 261.5= 2x (152) 0.516160.1=4x (153) 9.26X=0.402 (154) 36.9X=0.3 (155) X0.5=2.6 (156) 935x80 (157) 180-6x54 (158) 94x40 (159) 0.2x0.40.53.7 (160) 9.4x0.4x16.2 (161) 924x20 (162) 7x6=1.4 (163) 16x34x=1 (164)
9、18x14x=12 (165) 3 x4214=15 (166) 124x=56 (167) 2214x=12 (168) X+8.3=10.7 (169) 5x 30 (170) x-5.6=9.4 (171) x0.8=90 (172) 3x816 (173) 3x+9=27 (174) 5.3+7x=7.4 (175) 3x5=4.8(176) X-0.8X=6 (177) 12x+8x=4.8 (178) 7(x-2)=49 (179) 48+2x=36 (180) (x-2)3=7 (181) x5+9=21 (182)(300-x)5=30 (183) 91x 1.3 (184) 41-3x=17 五年级解方程180题答案(1)(0.5+x)+x=9.82 0.5+2x=4.9 0.5+2x-0.5=4.9-0.5 2x=4.4 2x2=4.42 X=2.2(2)2(X+X+0.5)=9.8 2x+2x+1=9.8 4x+1-1=9.8-1 4x=8.8 4x4=8.84 X=2.2(3)25000+x=6x 25000+x-x=6x-x 5x=25000 5x5=2