How do you simplify $7-4[3-(4y-5)]$ ?

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Answer 1 · 2015-09-12T04:39:21

$16y-25$

$7−4[3−(4y−5)]$
First remove the inner most bracket.
$7−4[3−4y+5]$
Remove the square bracket
$7-12+16y-20$
$16y-25$

How do you simplify 7-4[3-(4y-5)]7-4[3-(4y-5)]?