化简:2/3(3a-1/2b+c)-1/6(b+3c)
问题描述:
化简:2/3(3a-1/2b+c)-1/6(b+3c)
答
=2a-1/3b+2/3c-1/6b-1/2c
=2a-1/2b+1/6c