Pls help i need help pls

Lindsay used two points, (x,y; ) and (+2.82), to find the equation of the line, y = mx + b, that passes through the points. y2-y, first, she used the definition of slope and determined that the value of mis x, - . given this information, which expression must represent the value of b?

Which statement best explains why ben uses the width hi to create the arc at j from point k

What is the missing reason in the proof? segment addition congruent segments theorem transitive property of equality subtraction property of equality?