CTET 2 Math and Science 10 Jan 2022 Paper

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Question : 57 of 150

Marks: +1, -0

A student has simplified the expression (3x + 2x + 5 + 6) as 16x.
Which is the MOST appropriate next step for the teacher to remediate the misconception?

Explain the meaning of variable and how it differs from a constant.
Revise the rule that only "like terms" can be added.
Put different values of x in both the expressions and show that they are not equal.
There is no issue in the student's understanding.

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