\(79-\left(Y-179\right)=37\)
\(-\left(Y-179\right)=37-79\)
\(-\left(y-179\right)=-42\)
\(\Rightarrow y-179=42\Rightarrow y=179+42=221\)
\(79-\left(y-179\right)=37\)
\(79-y+179=37\)
\(y+179=79-37\)
\(y+179=42\)
\(y=42-179\)
\(y=-137\)
79-(y-179)=37
(y-179)=79-37
(y-179)=42
Y= 179+42
Y=221