Jawabanmu

2014-08-20T19:24:13+07:00
10*(2y-10) = .. ?
dikali silang, 10 *2y, 10*-10 = 20y. -100
y= 100/20 = 5

jika ada kurang jelas silahkan komentar


Jawaban paling cerdas!
2014-08-20T19:25:09+07:00
10(2y-10) = (10 X 2Y)+ (10 X (-10)) =20y -100 Maaf kalo salah :-)
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