The function f(x) = 3x + 6,000 represents the amount of money a tablet is being sold for, where x is the number of tablets being manufactured.

the function g(x) = 20x − 400 represents the cost of production, where x is the number of tablets being manufactured.

what is (f − g)(300)? explain.

$1,300 is the cost of manufacturing 300 tablets.
$12,500 is the cost of manufacturing 300 tablets.
$1,300 is the profit made from 300 tablets.
$12,500 is the profit made from 300 tablets.