Question

If (2n+3)(n-4)/(2n-4)(n+5)=1,find n.​

Answer 1

Step-by-step explanation:

(2n+3)(n-4)/(2n-4)(n+5)=

2n^2-8n+3n-12/2n^2+10n-4n-20=

2n^2-5n-12/2n^2+6n-20

2n^2/2n^2 cancle==0

now -5n-12/6n-20

-5n-12=6n-20

-n=-8==

n=8