Please show working out not just answer

Find the equation in the form: y = ma + c for a line that goes through: (1,6) and (6,16) Solve the following equation for k. 2 (2 - 3k) = Rearrange the following equation to make h the subject of the equation: cc s=PT Rearrange the following equation to make t the subject of the equation: y = (2 - 4t) 4 Solve the following equation for a by factorising the equation: I' - 61 +8=0