Задание

Выполните приведение подобных слагаемых в выражении:

\(\displaystyle 4b+5+11b+7+5b+8+3b=\)

\(\displaystyle =\big(\)[ ]\(\displaystyle +\)[ ]\(\displaystyle +\)[ ]\(\displaystyle +\)[ ]\(\displaystyle \big)\,b\,+\)[ ]\(\displaystyle =\)[ ]\(\displaystyle \,b\,+\)[ ]