[10] S QUESTION 4 INVESTIGATING EQUATIONS 4.1 Grade 10 learners were given THREE equations to solve. John submitted his work, with ONE of the solutions being algebraically correct and the rest are incorrect. (2) (a) Identify and CIRCLE the LETTER that represent solutions with correct answers. (b) From the TWO incorrect solutions, identify and underline the mistakes made in EACH. (3) ( c) Correct the mistakes made in EACH incorrect solution. Possible solutions Example 6pm-12px =06p(x-2x) =0p=0 or x=2 [11]​