### Home > MC2 > Chapter 5 > Lesson 5.1.3 > Problem5-34

5-34.

Sketch each collection of tiles below. Name the collection using a simpler algebraic expression, if possible. If it is not possible to simplify the expression, explain why not. .

1. $(–x) + 7 + 4x + x + (–3) + (–3x)$

2. Seven plus three times a number, plus three minus three times the number.

3. Two groups of a number plus three.

4. $7 + 4x^2 + 5x$

5. $x^2 + x^2 + (–5) + 2$

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