Question

(х+10)(х-5)-(х-6)(х+3)=16

Answer 1

x^2-5x+10x-50-x^2-3x+6x+18=16;
5x-50+3x+18=16;
8x=50-18+16;
8x=48;
x=6;
Ответ: x=6;

Answer 2

X^2-5x+10x-50-x^2-3x+6x+18=16
5x-50+3x+18=16
5x+3x=50-18+16
8x=48
x=48:8
x=6