若a,b互为相反数,则5a-3b-(2a-6b)的值是()

2025-06-28 03:08:16
推荐回答(3个)
回答1:

5a-3b-(2a-6b)
=5a-3b-2a+6b
=(5a-2a)+(6b-3b)
=3a+3b
=3(a+b)
=3×0
=0

回答2:

5a-3b-(2a-6b)
=a+b/16a

回答3:

a=-b