Please solve this problem using the $18$ implication and equivalence rules.

$($You can type the proof into the answer window below or insert an image or document using Upload image or Upload document function above.$)$

$1.$ A $->($~B $->$C$)$

$2.$ ~B

$3.$~C $/$ ~A

$4.$

$5.$

$6.$

$7.$

$8.$