Need writing an equation for a graph in slope-intercept form & standard form !

Im so bad at fractions they are not my best math thing to work on

Ben works in his dads bakery packing bagels each package can have no more then 16 bagels 3/4 of the bagels in each package are plain what other fractions could represent the part of the bagels in each package that will be plain

Quickly multiply and simplify polynomials (x – 4) (x^2 – 5x – 6)