Guided Practice:
3.
Practice Problems:
ANSWER KEY 1 ANSWER KEY 2
Extra Practice: https://www.mangahigh.com/en-us/math_games/algebra/simplifying_algebra/distributive_property,_multiply_by_an_integer
More Extra Practice: http://www.ixl.com/math/grade-8/simplify-variable-expressions
For help with word problems: http://www.ixl.com/math/algebra-1/write-variable-expressions
Pre-Algebra 