Bellringer (Day 35) 43.00 – 10.95 ½ of 34 3 • 833/94 24,065 • 34 8024 + 1996 Find the perimeter of a square when one side is 125mm. 6 7

4 corners

What did you do this weekend? Travel Homework/chores Hang out with friends/fun stuff Nothing

What would you like to do for the weekend? Travel Sleep Hang out with friends Nothing

The number that tells you how many variables you have? Constant Variable Coefficient Term

In order to simply expressions, you must first… Combine like terms Replace the variable with its value Add or subtract Follow order of operations

DAY 35 – 10.4.10 - Simplifying Expressions Review What is 18 minutes past 4:35 What is 239 + 8 Estimate 113 x 310 What is in simplest form What is 52 12 24 DAY 35 – 10.4.10 - Simplifying Expressions Review

DAY 35 – 10.4.10 - Simplifying Expressions Review To simplify an expression, simply combine like terms (same variables) x – 5x = 4d - 8d - 9 = 7(k – 6) + k - 11 = 6(n - 5) – 6n – 5 = -4 + 7w – 3a – 2w + 12a = -4x -4d - 9 7k – 42 + k - 11 8k - 52 6n - 30 – 6n - 5 3n + 58 5w + 9a – 4 DAY 35 – 10.4.10 - Simplifying Expressions Review

Copy and Simplify 5w + 7w – 8 8a – 2(3 + 4a) 12t – 5 + 3t 2(3 – x) – 12 – 3x 7y + 12a – 5a + 6 7d – 6r + 12d - 22 14 – 9h + 3h – 4 77a – 15y – 42a + 25y - r + 4 – 2 + r - 9 + 12v – 12 + 14m 6 + z + 3z – 4 5(x – 7 + a) + 7a 17g + 4t – 8g + 5g t(7 + 6) – a(4 – 3) 3(2t – 5) + 4t 17w – 2k + 21w – 9 11n – 8 + 7n + 7 - 42 – 4e + 4f – 4f

DAY 32 - 9.29.10 - Simplifying Expressions