863-(a+219)=196 sdafsdsa

Question

863-(a+219)=196 sdafsdsa

Answer 1

863-(a+219)=196
863-a-219=196
-a+644=196
-a=196-644
-a=-448
a=448

Answer 2

А+219 = 863-196
а+ 219= 667
а= 448