Question

fractorizar (x+y)(a-b)+(x+y)(-b+a)-(x+y)​

Answer 1

Respuesta:

$(x+y)[2(a-b)-1]$

Explicación paso a paso:

$(x+y)(a-b)+(x+y)(-b+a)-(x+y)\\\\(x+y)(a-b)+(x+y)(a-b)-(x+y)\\\\(x+y)[(a-b)+(a-b)-1]\\\\(x+y)[2(a-b)-1]$