Question 60349
Perform the indicated operation:

a.  (8x^3-3x^2+7x-5)+(-2x^3-3x-10)
{{{8x^3-2x^3-3x^2+7x-3x-5-10}}}
{{{6x^3-3x^2+4x-15}}}
:

b.   (8x^3-3x^2+7x-5)-(-2x^3-3x-10)
{{{8x^3-3x^2+7x-5+2x^3+3x+10}}}
{{{8x^3+2x^3-3x^2+7x+3x-5+10}}}
{{{10x^3-3x^2+10x+5}}}
:
Happy Calculating!!!