Oleh: kang Ja'far | 20 November 2012

kelompok 5 dari klas 86

nama kelompok
rini fitriananingsih
desi ratnasari
dedy ismawanto

1) 3p+2b=5.100
2p+4p=7.400
di selesaikan eliminasi. maka harga pensil Rp 700 dan harga buku Rp 1500


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