Question

simplify the following expression y^2-4y-21/y-7

Answer 1

\[\frac{ y^2-4y-21 }{ y-7 }\]

\[\frac{ y^2-7y+3y-21 }{ y-7 }\]

\[\frac{ (y-7)(y+3) }{ (y-7) }\]

\[(y+3)\]