The expression you provided is:

\[
3a + 4a + 2b
\]

We can simplify this by combining like terms. The terms involving \(a\) are \(3a\) and \(4a\), so:

\[
3a + 4a = 7a
\]

Thus, the expression simplifies to:

\[
7a + 2b
\]

This is the simplest form of the expression.

Would you like more details, or do you have any questions?

Here are 5 related questions:
1. How would you simplify \(5x + 3x + 2y\)?
2. What is the value of \(7a + 2b\) if \(a = 3\) and \(b = 1\)?
3. How would you factor the expression \(7a + 2b\)?
4. Can you add expressions like \(7a + 2b\) with \(a^2 + b^2\)?
5. What happens if you subtract \(3a + 4a + 2b\) from another expression, say \(8a + 5b\)?

**Tip:** Always look for like terms (terms with the same variable) to simplify expressions easily.

Simplify the algebraic expression 3a + 4a + 2b by combining like terms. Learn how to simplify algebraic expressions and understand the concept of like terms in algebra. Suitable for students in Grades 6-8.

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