Question

A.3x =y - 1
b.x + 2y =7
c.3y - 5x =15

Answer 1

Koefisien x =m (gradien)
          a.3x = y-1
 y = -1 -3x
m = -3
          b.x + 2y =7
2y = 7-x
y = 7/2 - 1/2x
m = 1/2
          c. 3y-5x = 15
3y = 15 + 5x
y = 15/3 + 5/3x
m = 5/3