Jawabanmu

2014-08-17T18:26:06+07:00
B. ae/ab = ed/bc
=ae/ae+6 = 4/10
=10 x ae = 4 x ( ae+6)
= 10ae = 4ae + 24
= 10 ae - 4 ae = 24
= 6 ae = 24
= ae = 24/6
=ae= 4