Question

(2+x)(x-7) = (x-5)(x+4)

Answer 1

Answer:

(2+x).(7-x)/(5-x).(4+x)=1

or. (14+7x-2x-x^2)/(20–4x+5x-x^2)=1

or. (14+5x-x^2) = (20+x-x^2)

or. 5x-x = 20–14

or. 4x=6 => x = 6/4 = 3/2 =1.5. Answer