Question

(2x-3)^2-(2x+5)(2x-5)=23
(2x-5)(2x+5)-(2x+3) ^2=-1

Answer 1

4x^2-12x+9-4x^2+25=23
-12x=23-34
-12x=-11
x=11/12
4x^2-25-4x^2-12x-9=-1
-12x=-1+34
-12x=33
x=-33/12
x=-2(3/4)