Line cd passes through points c(1 3) and d(4 -3). if the equation of the line is written in slope-intercept form, y=mx+b, what is the value of b?

Kelly is a salesperson at a shoe store, where she must sell a pre-set number of pairs of shoes each month. at the end of each work day the number of pairs of shoes that she has left to sell that month is given by the equation s=300-15x , where s is the number of pair of shoes kelly still needs to sell and x is the number of days she has worked that month. what is the meaning of the number 300 in this equation

The distance between two points is 6.5cm and scale of map is 1: 1000 what's the distance between the two points

You are riding your bike and notice the square sign above. you mentally draw a straight line from point a to c. describe the angle relationship between dca and bca