Page 13 - garis lurus2_Classical

Ms 118 n0.5-7

6)3x = 1- 2y
5)4x + y = -8 3x + 2y = 1

y = -4x - 8 2y = -3x +1

2y = -3x + 1
m=-4 , c= -8 2 2 2

y = -3x + 1
2 2

7) 8 – 2y + 5x= 0 −3 1

8 + 5x = 2y m= c=
2
2
2y = 5x + 8

2y = 5x + 8
2 2 2

y = 5x + 4

2

5
m= , c= 4
2