How do you add #(7b - 5) + ( 7b + 5)#?

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Answer 1 · 2017-06-04T14:52:33

See a solution process below:

First, remove all of the terms from parenthesis. Be careful to handle the signs of each individual term correctly:

#7b - 5 + 7b + 5#

Next, group like terms:

#7b + 7b - 5 + 5#

Now, combine like terms:

#(7 + 7)b + (-5 + 5)#

#14b + (0)#

#14b#