Question #3c17d

2 Answers
Sunayan S
Jan 2, 2018

#b=4# (ans)...

Explanation:

#4b+5=1+5b#
#=>4b+5-5b=1+5b-5b##" "#(subtracted #5b# from both side)
#=>5-b=1#
#=>b=5-1##" "#(take the integers in one side)
#=>b=4#

Hope it helps....
Thank you...

Nallasivam V
Jan 2, 2018

#b=4#

Explanation:

Given -

#4b+5=1+5b#

Add #-5b# to both sides

#4b+5-5b=1+5b-5b#
#-b+5=1+cancel(5b)cancel(-5b)#
Add #-5# to both sides
#-b+5-5=1-5#
#-bcancel(+5)cancel(-5)=-4#

Multiply both sides with #-1#

#-b xx (-1)=-4 xx (-1)#

#b=4#

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