diketahui persamaan jawabannya???

a=3
b= -1
c=-15

p+q= -b/a = -(-1)/3= 1/3
p.q = c/a = -15/3 = -5
3/p + 3/q= (3q + 3p)/pq
= 3(p+q)/ pq
= 3(1/3) / -5
= 1/-5
= - 1/5

semoga mmbantu