## Precalculus (6th Edition) Blitzer

$16y-25$
Start with given expression: $7-4[3-(4y-5)]$. Distribute negative through terms in inner parentheses: $7-4[3-4y+5]$. Distribute $4$ through brackets: $7-12+16y-20$. Combine like terms and simplify: $16y-25$.