#### Answer

$10y-54$

#### Work Step by Step

Apply the order of operations and the distributive property to find:
$=6-5[8-2y-(-4)]
\\=6-5(8-2y+4)
\\=6-5(-2y+12)$
Use the distributive property to find:
$=6-5(-2y)+(-5)(12)
\\=6-(-10y)+(-60)
\\=6+10y-60$
Combine like terms to find:
$=10y-54$