A company charting its profits notices that the relationship…

A company charting its profits notices that the relationship between the number of units sold, x, and the profit, P, is linear. If 200 units sold results in $3100 profit and 250 units sold results in $6000 profit, write the profit function for this company. (Hint: Write the 2 ordered pairs, find the slope and then write the equation in slope-intercept form.)