each year a scientist measures the water level of a local Lake negative numbers indicate that the water level below is historical average which list shows the water levels in order from highest to lowest

Write an equation of the line that passes through the point (2, 3) and is perpendicular to the line x = -1. a) y = 1 b) y = 3 c) y = 0 eliminate d) y = -3

I'm stumped by this question. someone with my math homework

Linda uses thread to sew the booklets together she cuts 6 inches of theead for each booklet how many booklets can. she stich whith 50 inches of thred. will she have any unused thread after stitching up the booklet if so how much