Step-by-step explanation:
x(x-3)=0
x=0 or (x-3) =0
x= 0 or x =3
Answer:
c = 4,9
d = 4,6
-6(-3+x) = 6
-3+x = 6+6
-3+x=12
-3x=12
x=12^3
x=2