-6b+5+4b=3b+10

first simplify:

-6b+5+4b=3b+10

(-6b+4b=-2b)

which gives us:

-2b+5=3b+10

(-2b-3b=-5b)

-5b+5=10

(10-5=5)

-5b=5

(-5b/-5=5/-5)

b=-1

this is a very good answer.

Thanks Cooltj