SOLUTION: (1.2x^3-1.9x^2+3.3) - (-0.4x^3-2.7x-1.8) Please help me simplify this equation. I have tried multiple times on pencil and paper and only have 1 more submission attempt online. I

Algebra ->  Signed-numbers -> SOLUTION: (1.2x^3-1.9x^2+3.3) - (-0.4x^3-2.7x-1.8) Please help me simplify this equation. I have tried multiple times on pencil and paper and only have 1 more submission attempt online. I      Log On


   

Question 491705: (1.2x^3-1.9x^2+3.3) - (-0.4x^3-2.7x-1.8)
Please help me simplify this equation. I have tried multiple times on pencil and paper and only have 1 more submission attempt online. I would really really appreciate it thank you so so so much
Answer by CubeyThePenguin(3113) About Me  (Show Source):
You can put this solution on YOUR website!
Combine like terms.

(1.2x^3-1.9x^2+3.3) - (-0.4x^3-2.7x-1.8)
= 1.2x^3 - 1.9x^2 + 3.3 + 0.4x^3 + 2.7x + 1.8

= 1.6x%5E3+-+1.9x%5E2+%2B+2.7x+%2B+5.1