Question

2) Factorise


(ii) 5a + 15
(iv) 10p’ar + 15pqr
(V) 14-28%
(vi) 6ab-a
(vii) 3x +9x + 12 (viii) 8a' - 16a? + 40
(ix) 4x - 12xy? - 8x​

Answer 1

Answer:

(ii) 5a+15

Step-by-step explanation:

5a+15=0

5a= -15

a= -15/5

a= -3

(vii) 3x+9x+12=0

12x+12=0

12x= -12

x= -12/12

X= -1