Question

7 (x-3)+5 (x-1)(x-1)=x^2-5 (x+1
)​

Answer 1

Respuesta:

Explicación paso a paso:

7 (x-3)+5 (x-1 )(x-1)=x^2-5 (x+1)

7x+21+5 (x-1)^2=x^2-5x-5

7x+21+5 (x^2-2x+1)=x^2-5x-5

7x+21+5x^2-10x+5=x^2-5x-5

-3x+26+5x^2-x^2+5x+5=0

2x+31+4x^2=0

4x^2+2x+31=0