Question

(x+3y):(x-3y) если x=5 y=3

Answer 1

(5+3*3) : (5-3*3) = (5+9):(5-9)=14:(-4)= -14/4= -7/2=-3,5=-3 1/2

Answer 2

(x+3y):(x-3y)=(5+3*3):(5-3*3)=14:(-4)=-3,5
Ответ: -3,5.