若a:b:c=5:6:8并且a+2b+3c=82则a=

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若a:b:c=5:6:8并且a+2b+3c=82则a=若a:b:c=5:6:8并且a+2b+3c=82则a=若a:b:c=5:6:8并且a+2b+3c=82则a=a:b:c=5:6:8可设a=5k,b

若a:b:c=5:6:8并且a+2b+3c=82则a=
若a:b:c=5:6:8并且a+2b+3c=82则a=

若a:b:c=5:6:8并且a+2b+3c=82则a=
a:b:c=5:6:8
可设a=5k,b=6k,c=8k
a+2b+3c=82
5k+12k+24k=82
41k=82
k=2
a=10