Question 69039
Directions are the same for Problems 16,24,36: Add or subtract as indicated. Express your result in simplest form.

Problem#16

(5)/(4cd) + (11)/(4cd)
{{{5/(4cd)+11/(4cd)}}}
{{{(5+11)/(4cd)}}}
{{{16/(4cd)}}}
{{{4*4/(4cd)}}}
{{{cross(4)*4/(cross(4)*cd)}}}
{{{highlight(4/cd)}}}
:
Problem#24

(x^2)/(x-3)-(9)/(x-3)
{{{x^2/(x-3)-9/(x-3)}}}
{{{(x^2-9)/(x-3)}}}
{{{(x+3)(x-3)/(x-3)}}}
{{{(x+3)*cross((x-3))/cross((x-3))}}}
{{{highlight(x+3)}}}
:
Problem#36

(5a-12)/(a^2-8a+15)-(3a-2)/(a^2-8a+15)
{{{(5a-12)/(a^2-8a+15)-(3a-2)/(a^2-8a+15)}}}
{{{((5a-12)-(3a-2))/(a^2-8a+15)}}}
{{{(5a-12-3a+2)/(a^2-8a+15)}}}
{{{(2a-10)/(a^2-8a+15)}}}
{{{2(a-5)/((a-5)(a-3))}}}
{{{2*cross((a-5))/(cross((a-5))*(a-3))}}}
{{{highlight(2/(a-3))}}}
:
Happy Calculating!!!!