Y = 3 per 4 x dan 2y kurang y = 10​

Jawaban:

y = 3/4 x

2y – y = 10

y = 10

3/4 x = 10

x = 10 : 3/4

x = 10 × 4/3

x = 40/3

x = 13 1/3 (tiga belas sepertiga)

maaf jika salah:(