Question

Answer ncert solutions​

Answer 1

let Rahul age be x year

Rahul's father age =3x years

after 5years

Rahul age will be (x+5) years

Rahul's father age will be(3x+5)

A.T.Q

(x+5)(3x+5)=58

3x^2+5x+15x+25=58

3x^2+20x+25-58=0

3x^2+20x+33=0

3x^2+11x+9x+33=0

x(3x+11)+3(3x+11)=0