tolong dijawab dengan cara #besok dikumpulin

Here's the answer. Thank you

Kelas 8 Matematika
Bab SPLDV

(1/2) p + (3/2) q = -6

✩✩ dikali 2 ✩✩

p + 3q = -12

p - (1 1/2) q = 6
p - (3/2) q = 6

✩✩ dikali 2 ✩✩

2p - 3q = 12
p + 3q = -12
------------------- +
3p = 0
p = 0

p + 3q = -12
0 + 3q = -12
q = -4

Jadi, p = 0 dan q = -4