Question 1037951
Use Distributive Property if you want, or use a lattice method.

<pre>
          3x^2      -4x     1
--------------------------------------
     |
2x   |    6x^3      -8x^2   2x
     |
-5   |   -15x^2    20x     -5
</pre>

{{{6x^3-8x^2-15x^2+20x+2x-5}}}

{{{highlight(6x^3-23x^2+22x-5)}}}