(х+5)(х-5)-(х+3)х< = х+1

Question

(х+5)(х-5)-(х+3)х< = х+1

Answer 1

(x+5)(x-5)-(x+3)x<=x+1<br>x^2-5x+5x-25-x^2-3x<=x+1<br>-3x-x<=1+25<br>-4x<=26<br>   x>=6,5