1. Name: __________________ Course 3 - Extra Practice on Simplifying Expressions and Combining Like-Terms
Simplify.
1. (6 𝑥 2 y)(-2xyz)
6 𝑥 2 𝑦 −2𝑥𝑦𝑧
3x(2x – 4)
-4x(3x – 2)
(-12x 𝑦 2 𝑧) 3𝑥𝑦
−12x 𝑦 2 𝑧 3𝑥𝑦
Factor: 7x – 21
Factor: 3x + 12
Collect Like-Terms.
9. 𝑥 2 +x x + 𝑥 2 +2
5x – x + 2y – y
xyz + yxz – zyx - 𝑥 2 yz
gh – 4gh + 7g – 8h + h
x(2x – 3) - 𝑥 2 - x
5 𝑥 x + 5x - 4 𝑥
Simplify. (-2) – (-6) + (-4)
Simplify ( · 4 2 )
Simplify. 𝑥 5 𝑥 2 𝑥 · 𝑦 4 𝑦