1. Warm Up

2. 1.3 Solving Equations Although they are closely related, a Great Dane weighs about 40 times as much as a Chihuahua. When solving real- world problems, you will need to translate words, into algebraic expressions.

3. Translate In order to translate a word phrase into an algebraic expression, we must first know some key word phrases for the basic operations.

4. Translate AdditionSubtraction Multiplication Division

5. Addition Examples

6. Subtraction Examples

7. Multiplication… Multiplication expressions should be written in side-by-side form, with the number always first.

8. Multiplication Examples

9. Division Division expressions should be written using the fraction bar instead of the tradition division sign.

10. Division Examples

11. Combination Examples

12. You Try! Write an algebraic expression to represent each expression. 1.7 less than a number 2.The square of a number increased by 4 times the same number 3.Three times the difference of a number and 8.

13. You Try!

14. Real Life the area of a room with a length of 10 and a width of w the cost for tickets if you purchase 5 adult tickets at x dollars each the total cost for 5 adult tickets at x dollars each and 3 children’s tickets at y dollars each

15. Solving Equations

16. Examples

18. You Try!

20. Homework Lesson 1.3 Pgs. 22 #’s 9-18, 22-25