6. (a 8 then find the value of x.
(b) Ifg(x) = 7x + 5, fg(x) = 4 - 21x and g(x) is a linear function then find f(x)
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Is the figure congruent? yes or no?

Which value of m will create a system of parallel lines with no solution? y= mx - 6 8x - 4y = 12

(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.