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Verified answer
Jawabbanyak tiket parkir
motor= x
mobil= y
(i) hasil penjualan
2000 x + 5000 y = 420.000 atau
2x + 5y = 420
(ii) banyak tiket
x + y = 180
(i) dan (ii)
2x + 5y = 420
x + y = 180 .....] kali 2
2x + 5y = 420
2x + 2y = 360 ....(-)
3y = 60
y = 20
Banyak karcis parkir mobil = y = 20
Verified answer
Semoga bermanfaat.................