gradien garis yg mempunyai persamaab -3x + 9 = 5y + 3

Rumus umum persamaan garis ax + by + c= 0
Rumus umum gradien = -a/b

- 3x + 9 = 5y + 3
- 3x + 5y + 9 - 3 = 0
- 3x + 5y + 6 = 0

m = -a/b
= -(- 3)/5
= 3/5

-3x + 9 = 5y + 3
-5y = 3x - 6 ( : -5)
y = -3/5x + 6/5


Gradien
= koefisien x
= -3/5