James is participating in a 2-mile walk to raise money for a charity. He has received $200 in fixed pledges and raises $16 extra for every mile he walks. Use a point-slope equation to find the amount

James is participating in a 2-mile walk to raise money for a charity. He has received $200 in fixed pledges and raises $16 extra for every mile he walks. Use a point-slope equation to find the amount he will raise if he completes the walk.