November 2018 1 78 Report
Tika membeli 3 kg gula di sebuah toko, ia membayar dengan uang Rp20.000 dan mendapatkan pengembalian Rp800.000. jika harga 1 kg gula tersebut x rupiah, maka model Matematika yang benar adalah... a. 3x - 800 = 20.000 b. 20.000 - 3x = 800 c. 20.000 - (x+3) = 800 d. x + 3 = 20.000 - 800
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