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Mathematics, 08.06.2020 14:57 YSGabino6019

Tempat duduk disebuah gedung teater diatur mulai dari baris depan ke belakang dengan
banyak baris dibelakang 2 kursi lebih banyak
dari baris didepannya. Jika dalam gedung
teater tersebut terdapat 15 baris kursi dan baris
ke-8 ada 10 kursi. Tentukan jumlah kursi
dalam gedung tersebut !

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Answers: 1

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Tempat duduk disebuah gedung teater diatur mulai dari baris depan ke belakang dengan
banyak ba...
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