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Important Questions

Expressions using Letter-Numbers

CBSE · Class 7 · Mathematics

Most important questions from Expressions using Letter-Numbers for CBSE Class 7 Mathematics board exam 2026. MCQs, short answer, and long answer questions with marks.

45 questions56 flashcards5 concepts

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45 Questions·
multiple choicemultiple correct

Sample Questions

1multiple correct

Which of the following are like terms? (Select all correct answers)

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3x and 5x, 2y and 7y, 8 and 12

Like terms have the same variable with the same power. 3x and 5x both have variable x, 2y and 7y both have variable y, and 8 and 12 are both constants (no variables).

2multiple choice

Simplify: 5a + 3b - 2a + b

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3a + 4b

Step 1: Group like terms: 5a - 2a + 3b + b. Step 2: Combine like terms: (5 - 2)a + (3 + 1)b = 3a + 4b.

3multiple correct

Which expressions are equivalent to 6x? (Select all correct answers)

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3x + 3x, 2x + 4x, 5x + x, x + x + x + x + x + x

All expressions that simplify to 6x are equivalent: 3x + 3x = 6x, 2x + 4x = 6x, 5x + x = 6x, and six x's added together = 6x.

4multiple choice

If x = 7, what is 4x - 10?

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18

Step 1: Substitute x = 7 in 4x - 10. Step 2: 4x - 10 = 4(7) - 10 = 28 - 10 = 18.

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Frequently Asked Questions

What are the important topics in Expressions using Letter-Numbers for CBSE Class 7 Mathematics?
Expressions using Letter-Numbers covers several key topics that are frequently asked in CBSE Class 7 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
How to score full marks in Expressions using Letter-Numbers — CBSE Class 7 Mathematics?
Understand the core concepts first, then work through the 45 practice questions available for this chapter. Revise formulas and definitions regularly, and use flashcards for quick recall before the exam.
How many important questions are there in Expressions using Letter-Numbers?
There are 45 practice questions available for Expressions using Letter-Numbers. These cover multiple question types including MCQs, short answer, and long answer questions.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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