Respuesta :
					                   answer: ^2-3−28
explanation:
(+4)(x-7)
(−7)+4(− 7)
^2−7x+4(x-7)
^2-7+4-28
= ^2-3-28
					                
					                
					             explanation:
(+4)(x-7)
(−7)+4(− 7)
^2−7x+4(x-7)
^2-7+4-28
= ^2-3-28
