Question

Is this simplified correctly?

(15x^5 - 4x^3 - 3x^2 + 11) - (2x^5 + 3x^3 - 9x - 8)
15x^5 - 4x^3 - 3x^2 + 11 - 2x^5 - 3x^3 + 9x + 8
15x^5 - 2x^5 - 4x^3 - 3x^3 - 3x^2 + 11 + 8 + 9x
13x^5 - 7x^3 - 3x^2 + 19 + 9x

Answer 1

yaa its correct

Answer 2

Thanks!

Answer 3

welcome..

Answer 4

http://www.mathportal.org/calculators.php this helps in all

Answer 5

That site is good, but I would like to do the problems myself. All I want from here is to know where I went wrong so I would know how to correct it.