(1-3x)^2=(3x+5)^2-96
1-6x+9x^2=9x^2+30x+25-96 -6x-30x=25-96-1 -36x=-72 x=-72/-36 x=2
1-2•1•3x+9x^2-9x^2-2•3x•5-25+96=0 -36x+72=0 -36x=-72 x=2