Question

Tolong Beri saya Contoh SPLDV beserta jawabannya..

Answer 1

2x - 5y = 7
x + 5y = 3
berapa x ?
Jawab:
2x - 5y = 7
x + 5y = 3
________ -
x = 4
5y = 3 - 4
5y = - 1
y = - 1/5