What was made out of melted down pewter and brass objects?
a) guns
b) ship cannons
c) ammunition
d) canteens

The correct answer is C) ammunition.

Ammunition was made out of melted down pewter and brass objects.

The founder pours melted metal and put in into molds to produce goods. Pewter and brass were used to create ammunition. Ammunition was fired from arms and was needed for pistols and rifles. Now there are many easy ways to produce ammunition due to technological advancements, but in the past, it was a more artisanal way to make them. Experienced founders had to do it.  

for this case we have the following equation:

we apply distributive property to the terms within parentheses.

subtracting 2 on both sides of the equation: