How do you simplify #(8x ^ { 2} - 2x + 8) + ( - 3x ^ { 2} - 4)#?

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Answer 1 · 2018-03-13T12:58:52

See a solution process below:

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

#8x^2 - 2x + 8 - 3x^2 - 4#

Next, group like terms:

#8x^2 - 3x^2 - 2x + 8 - 4#

Now, combine like terms:

#(8 - 3)x^2 - 2x + (8 - 4)#

#5x^2 - 2x + 4#