《不带分数解方程练习题180道复习辅导》由会员分享，可在线阅读，更多相关《不带分数解方程练习题180道复习辅导（19页珍藏版）》请在金锄头文库上搜索。
1、word2 22(X+X+0.5)=9.8 325000+x=6x 43200=440+5X+X 5X-0.8X=6 (6)12x-8x=4.8 (7) 7.5+2X=15 (8)1.2x=81.6 9x+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=43 (26) 6x-3x=18 x=0.35 (29) 1.8x=0.972 (3
2、0) x0.756=90 0.4 (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 x=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 7+4x=12.5
3、 52 x1.5-1.25=0.75 6=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+4.8=7.2 63 6x+18=48 643(x+2.1)=10.5 6512x-9x=8.7 6613(x+5)=169 67 2x-97=34.2 683.4x-48=26.8 6942x+25x=134 701.5(x+1.6)=3.6 712(x-3)=5.8 7265x+7=13773) 9x+42.
4、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 (81) 4.5x-x=28 (82)X-5.7=2.15 835X-2X=18 843X+0.7=72= 4.2+x (86) 261.5= 2x+10 16160.2=4x (88) 13 9.25X=0.403 X=0. 3 (90) 23x=14x27 (91) x14x=75(92955x80 931.8 +6x54 94) 6.7x60.36.7
5、(95) 94x53(96) 2x+8=16 (97) 20x-14x=24 (98) x+7x=8 (99) 9x-3x=6(100 6x-8=4 101 5x+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=
6、3 (119) 5x-3x=4 (120) 2x+16=19 (121) 5x+8=19 (122) 14-6x=8 (123) 15+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
7、=6 (141) 9x=18 (142) 4x-18=14 (143) 5x+9=11 (144) 17-2x=11 (145) x+4+8=23(146) 7x-12=9(148) 5X-2X=18 (149) 3X +0.5=5 2= 4 x (151) 261.5= 2x 16160.1=4x X=0.3 (155) X(156) 935x80 (157) 180-6x54 (158) 94x40 (159) 0.2x0.40.53.7 (160) 9.4x0.4x16.2 (161) 924x20 (162) 7x(163) 16x34x=1 (164) 18x14x=12 (165)
8、 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) 3x(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
9、2 2x222(X+X+0.5)=9.8 4x4325000+x=6x 25000+x-x=6x-x 5x=25000 5x5=250005 X=500043200=440+5X+X 6x+440=32006x+450-450=3200-440 6x=2760 6x6=27606X=4605X-0.8X=6 0.2x=60.2=6X=30(6)12x-8x=4.8 4x4(7) 7.5+2X=15 2x2(8) 1.2x=81.6 X=68(9) x+5.6=9.4 (10)x-0.7x=3.6 X=12(11)91x1.3 91xx 1.3x=911.3=91 X=70(12) X+8.3=
10、10.7 (13) 15x3 15x15=315(14) 3x816 3x-8+8=16+8 3x=24 3x3=243 X=8(15) 3x+9=27 3x+9-9=27-9 3x=18 3x3=183 3x=6(16) 18(x-2)=270 18x-36=270 18x-36+36=270+36 18x=306 18x18=30618 X=17(17) 12x=300-4x 12x+4x=300-4x+4x 16x=300 16x16=30016(18) 7x+5.3=7.4 7x7(19) 3x5=4.8 3x55 3x=24 3x3=243 X=8(20) 30x+25=85 30x+25-25=85-25 30x=60 30xx=60x 30=60x 60x60=30608-2x=6 11.2-2x+2x=6+2x 11.2=6+2x 2x23=0.06 6x-38.4=0.06 6x6 X=6.41 (23) 410-3x=170 410-3x+3x=170+3x 170+3x=410
