HEEEEEEEEEEELPPPPPPPPPPPPP MEEEEEEEEEEEEEEEEEEEEEE
HEEEEEEEEEEELPPPPPPPPPPPPP MEEEEEEEEEEEEEEEEEEEEEE
The third answer
because if you factor it out
it'll be 8(\(\frac{3}{4} a\))-8 = 8(\(\frac{3}{4} a\)-1)