Jawabanmu

2014-04-27T13:23:12+07:00
P=10% per tahun = 10% /12 bln
L=28 bulan
Angsuran (A)= 2.220.000
Pinjaman awal (M)=...?
A=(100%+PxL)xM
2.220.000=(100%+10%/12x28)xM
2.220.000=(100%+70%/3)xM
2.220.000=(370%/3)xM
2.220.000=(370/300)xM
2.220.000x300/370=M
M=1.800.000