Question

Va roooooog..... E f urgent! ❤ Dau coroana! Plzzz​

Answer 1

Răspuns:

Explicație pas cu pas:

(x+1)²+2(x-2)(x+2)=(3x-1)(x-3)+2

x²+2x+1+2(x²-2x+2x-4)=3x²-x-9x+3+2

x²+2x+1+2x²-8=3x²-10x+5

3x²+2x-7=3x²-10x+5

10x+2x=5+7

12x=12

x=1