[Task 1] Substitution: Can you tell What's Wrong?

Indicate your responses under comments:
(i) Identify the error(s) and describe what's wrong.
(ii) What is the correct answer?

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[Formative Quiz] Algebra: Substitution

Source: Workbook 1A

Read the instructions in the padlet (1st column). 

Based on the feedback (by the next lesson), you are strongly encouraged to continue to practise the rest of the questions.

REMEMBER: 

Fluency and proficiency come through hardwork that can be achieved by no one else, other than yourself.

Click HERE to access padlet.