Jawabanmu

2014-04-09T10:32:05+07:00
(20 x 4) + (12 x 4) + (9 x 4) = 80 + 48 +36 = 128 +36 = 164
1 5 1
2014-04-09T10:33:42+07:00
4 (p + l + t)
=4 (20 + 12 + 9)
=4 (41)
= 164
1 3 1