Jawab:
18
Penjelasan dengan langkah-langkah:
2a+3a= 90
5a=90
5a/5=90/5
a=18
2a+3a=90
a=90/5
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Jawab:
18
Penjelasan dengan langkah-langkah:
2a+3a= 90
5a=90
5a/5=90/5
a=18
2a+3a=90
5a=90
a=90/5
a=18