Seeking your assistance in understanding the following questions

Q1. Solve the following: (i) 4 -xS 13 (ii) 2(x - 6) + 3x 5 8 (iii) =+= =5 Q2. Factorise completely (i) 3x - 6y + ax - Zay (ii) p2 - 1 (iii) x2 - x - 12 (iv) 2x2 -5x -7 Q3. Expand and simplify (i) (2k - 3)(k - 2) 10 Q4 For the functions f(x) = 7x + 4, h(x) 3 and g(x) = 3x - 2 X (a) Evaluate (i) g(4) (ii) hig(4)} (iii) f-1(11) (b) Write expressions in x for (i) h (x)