SOLUTION: Please help me solve this equation: Add Simplify your answer (6+5x+6x^2+8x^3)+ (3-5x+6x^2-8x^3)

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Question 123708: Please help me solve this equation:
Add Simplify your answer
(6+5x+6x^2+8x^3)+ (3-5x+6x^2-8x^3)
Answer by nadinadan(32) About Me  (Show Source):
You can put this solution on YOUR website!
(6+5x+6x^2+8x^3)+ (3-5x+6x^2-8x^3) write the numbers without the parentheses
6+5x+6x^2+8x^3+3-5x+6x^2-8x^3 Simplify the same kind terms
12x^2+9=3(4x^2+3)is the answer.