How do you combine like terms for #(6- x + 8x ^ { 2} ) + ( 6x - 6+ 6x ^ { 2} )#?

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Answer 1 · 2017-01-25T06:06:31

#14x^2+5x#

#(6-x+8x^2)+(6x-6+6x^2)#

Open the brackets. Keep in mind that the product of a positive and a negative is a negative.

#6-x+8x^2+6x-6+6x^2#

Group like terms with their preceding signs.

#6-6-x+6x+8x^2+6x^2#

Simplify and then rearrange in order.

#0+5x+14x^2#

#14x^2+5x#