best solutions
#1)logbb= - answers1
#2)logb1= - answers0
#3)logbb^x= - answersx
#4)b^logbx= - answersx
#5)logbxy= - answerslogbx+logby (log of a product)
#6)logbx/y= - answerslogbx-logbx (log of a quotient)
#7)logbx^r= - answersr x logbx (log of a base to a power)