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Matematika
megumi890
Pertanyaan
tolong pake cara yaaaa..........
2 Jawaban
-
1. Jawaban sirinda
20*9 = 15*x
180=15x
x=180/5=12 -
2. Jawaban annisa5421
20/15 = 9/x
4/3 = x/9
3x = 36
x= 36/3
: 12 (a)