Big Ideas Math: Modeling Real Life, Grade 6
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4. The Distributive Property
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Exercise 43 Page 226

30

Practice makes perfect

We want to simplify the given expression. To do it, we will use the Distributive Property. We will distribute 5 to the terms inside the parentheses.

\(5(z+4)+5(2-z)\)
\(5(z)+5(4)+5(2)-5(z)\)
\(5z+20+10-5z\)
\(5z-5z+20+10\)
\((5-5)z+20+10\)
\(0z+30\)
\(0+30\)
\(30\)