解比例专项练习183 题(1)x:8= :,(2):=:X,(3)16:x=:,(4)(x﹣):8= ,(5):x=:(6):=:x,(7)x:=3:4,(8)12:3= :x,(9)=5:3,(10):4=x:8,(11)16:x=:3,(12):x=:,(13)= ,(14)x:=:1,(15)(﹣ x): =(10+x):2,(16),(17),(18)=,(19)X:=5: 4,(20)8:X= :,(21):=:X,(22)x: 12= :,(23):=x:,(24)= ,(25)9: 5﹦: x,(26):x﹦:,(27)﹦,(28):﹦x:8,(29)x:﹦ 51:17,(30)﹦:,(31)6:x=4:7,(32)30:x=54:36,(33):15=:x,(34)=,(35):=:x,(36)x:17=,(37)=,(38):x=:20,(39)x:36=6:18,(40),(41):=x:9(42):x=:(43)x:42=:10,(44)=,(45):x=: 6,(46)=,(47):x=:,(48)20:x=:(49)x: =:,(50)=,(51)8: 9=4:x,(52)3: 4=x:,(53)= ,(54)=,(55)x:=:,(56),(57)=x:.(58) 6:x=:1 ,(59) 3:x=:1,(60):x=:,(61)12:=x:,(62):=,(63)x:=28:,(64)x:=12:8,(65):x=:3,(66)=,(67),(68),(69)=8:x,(70),(71)4: 1=x:,(72):3=x:,(73)x: =5:14,(74)=,(74)75:x=:12,(75):=x:,(76)25:7=x:35 (77)514: 35=57: x (78)23:x=12:14(79)x:15=13:56 (80)34:x=54