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Verified answer
2/3n - 3/4n = 1/412(2/3n - 3/4n = 1/4)
8n - 9n = 3
- n = 3
n = - 3
Maaf Kalau Salah
8/12n - 9/12n = 1/4
-1/12n =1/4
n = 1/4 : -1/12
n = 1/4 x 12/-1
n = -12/4
n = -3