Areal life problem that can describe y=7x-16

Elena was in debt to her mom for 16 dollars. each week she will make 7 dollars in allowance. how many weeks until elena is out of debt? (or anything relating to number of days/weeks to make profit, break even, etc)

Kayla recently started a Hair Business. To buy the supplies she needs she spent 16 dollars. For every persons hair she cut she made 7 dollars.

Ithink ghe answer to this question is b just trying to others

Ifound this on google “that means that the graph of a function with direct variation has these features: it is a straight line: because the slope is the ratio y/x = k. it passes through the origin (0,0): because y = kx = k (0) = 0.” i hope this you for what your looking for