|2/3a - 9| = 18 pake cara.
Matematika
alyssaaurelia
Pertanyaan
|2/3a - 9| = 18
pake cara.
pake cara.
1 Jawaban
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1. Jawaban wilsonrubik123
|2/3a - 9| = 18
2/3a - 9 = 18
2/3a = 18 + 9
2/3a = 27
a = 27 × 3/2
a = 40,5
|2/3a - 9| = 18
-2/3a + 9 = 18
-2/3a = 18 - 9
-2/3a = 9
a = 9 × -3/2
a = 13,5