Jawabanmu

2014-03-08T07:56:06+07:00
24+(-3n) = -18 -3n = -18-24 -3n = -42 3n = 42 n = 42/3 = 14
24 + (-3n) = -18
-3n = -18 - 24
-3n = -42
3n = 42
n = 42/3
n = 14
2014-03-08T07:59:49+07:00
24 + (-3n) = -1824 + 18 = 3n
42 = 3n
42/3 = n
14 = n