Question

решите срочно

2х(8х-5)-(4х+1)2=35

Answer 1

Объяснение:

2x (8x-5)-(4x+1)^2=35

16x^2-10x-(16x^2+8x+1)=35 16x^2-10x-16x^2-8x-1=35

-18x=35+1

x=-36/18

x=-2

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

x^2-2x-(x^2+10x+25)= -1

x^2-2x-x^2-10х-25= -1

-12x-25= -1

12x=1-25

x= -24/12

x= -2