Nomor 2. Pake cara ya kak ,thnks. a smpe c yang baik buat bsk

a. p × (-6) = -54
p = -54 : -6
p = 9

b. q × (-9) = 72
q = 72 : -9
q = -8

c. 15 × (-3) × n = 90
n = 90 : 15 : (-3)
n = -2