cara nya gimana ya???

A) p x (-6) = -54
-6p = -54
P = -54 / -6
P = 9
B) q x (-9) = 72
-9q = 72
Q = 72/-9
Q = -8
C) 15 x (-3) x n = 90
-45n = 90
N = 90/ -45
N = -2
D) -4 x 12 x m = 144
-48m= 144
M = 144/ -48
M = -3
E) -8 x (-4) x y = -72
32 y = -72
Y = -72/ 32
Y = - 2.25