kak minta tolong bantuin ya . Ga ngerti soalnya . Makasih

A+B=[tex] \left[\begin{array}{ccc}3&-1\\-5&5\\\end{array}\right] [/tex]
C.D=[tex] \left[\begin{array}{ccc}4p-1&-q+1\\-8p-4&3q+6\\\end{array}\right] [/tex]
4p-1=3
4p=4
p=1

-q+1=-1
-q=-2
q=2

p+q=1+2=3