The expression for "the sum of twice a number and seven" can be written as:

\[
2x + 7
\]

where \(x\) represents the unknown number.

Would you like further details or examples on how to work with this expression?

Here are 5 related questions:
1. What happens if the sum of twice a number and seven equals a specific value (e.g., 15)?
2. How do you solve \(2x + 7 = 21\)?
3. Can you generalize the process to solve \(2x + 7 = y\) for any \(y\)?
4. What would the sum of three times a number and seven be?
5. How does the expression change if instead of seven, we add five?

**Tip**: Always try to translate word problems into algebraic expressions to make them easier to solve!

This page explains how to express and work with the algebraic expression 'the sum of twice a number and seven.' Learn how to solve related problems and translate word problems into algebraic expressions. Suitable for students in Grades 6-8.

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