XD oh god I love weirding my bf out

What is the point-slope form of the equation for the line with a slope of -2 that passes through (1,4)?

Determine the fraction of total interest owed. after the fourth month of a 12-month loan: the numerator is: {(n + ) + (n + ) + (n + ) + (n + )} = , and the denominator is: {(n) + (n + 1) + + (n + )} = . therefore, the fraction is numerator/denominator (to the nearest tenth) =

43lbs of tomatos cost $387. how much would 41lbs cost