已知方程组{a-2b+3c=0,2a+3b-8c=0,且abc≠0,则a:b:c的值为______.

问题描述:

已知方程组{a-2b+3c=0,2a+3b-8c=0,且abc≠0,则a:b:c的值为______.

求出a=c=7b/15,
可得a:b:c=7:15:7