Simplify. 1. -8(-7)2. -6[(-7) + 10] – 4 Evaluate each expression for m = -3, n = 4, and p = -1. 3. 8m / n + p4. (mp) 3 5. mnp Warm Up.

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Simplify (-7)2. -6[(-7) + 10] – 4 Evaluate each expression for m = -3, n = 4, and p = m / n + p4. (mp) 3 5. mnp Warm Up

Section 1.7 A

 TSWBAT use the distributive property to simplify expressions.

 Distributive Property

Distributive Property: for every real number a, b, and c: 1. a(b + c) = ab +ac = (b + c)a 2.a(b – c) = ab – ac = (b – c)a

Use the distributive property to simplify each expression. 1. 3(x + 6)2. (3n – 5)(-2) 3. -9(2x + 7)4. (15y – 25)( 1 / 5 ) Example 1

Solve each by using the distributive property. 2. Find the cost of 3 t-shirts that cost $8.95 each. 1. Find the total cost of 4 CDs that cost $12.99 each. Example 2

 Rewrite as a sum or difference.

 Pg # 9-32 even,49-52,95-100