Question

Kerjakan dengan cara​

Answer 1

Verified answer

Materi : SPLDV

Pemisalan :

Buku = x

Pensil = y

_________/

5x + 2y = Rp 40.500

x = 5y

---

5( 5y ) + 2y = Rp 40.500

27y = Rp 40.500

[ y = Rp 1.500 ]

---

x = 5y

x = 5( Rp 1.500 )

[ x = Rp 7.500 ]

Semoga bisa membantu

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Answer 2

Penjelasan dengan langkah-langkah:

misal buku = x

pensil = y

5x + 2y = 40.500

x = 5y

a. cari nilai y

5x + 2y = 40.500

5(5y) + 2y = 40.500

25y + 2y = 40.500

27y = 40.500

y = 1.500

b. nilai x

x = 5y

x = 5(1.500)

x = 7.500

harga buku = 7.500

harga pensil = 1.500