Consider the line y=-x-3.
Find the equation of the line that is perpendicular to this line and passes through the point (6, 5).
Find the equation of the line that is parallel to this line and passes through the point (6, 5).

Find an equation of the line perpendicular to the graph.

Donald has x twenty-dollar bills and 11 ten-dollar bill. how much money does donald have? write your answer as an expression.

(c) the diagram shows the first three shapes of a matchsticks arrangement.first shape = 3second shape = 5third shape = 7given m represents the number of matchstick used to arrange the n'th shape.(i) write a formula to represent the relation between m and n. express m as the subjectof the formula.(ii) 19 matchsticks are used to make the p'th shape. find the value of p.