1. Warm Up

2. Creating Equations Essential Question: How do you create an algebraic equation from a word problem?

3. How to Create an Equation Key Concept: How to translate word problems into algebraic equations. STEPS: 1) ________ the problem and assign a ____________ for the unknown. 2) __________ down what the variable ______________. 3) Re-read the problem and __________ ____ _________ for the quantities given. 4) Solve the equation and ___________ the ____________. 5) __________ the final answer to the _____________ posed in the original problem.

4. Example 1 A number “x” increased by 5 is 19.

5. Example 2 A number y decreased by 11 is 4.

6. Example 3 The product of b and 5 is 45.

7. Example 4 The quotient of n and 6 is 6.

8. Example 5 How many packages of potato chips can you purchase if you have $48 and each package costs $3? Answer in a sentence.

9. Example 6 Last Friday, Johnny had $28. He received some money over the weekend for cleaning the attic. He now has $42. How much money did he receive? Answer in a sentence.

10. Example 7 At a restaurant, Sally and her three friends decided to divide the bill evenly. If each person paid $13, then how much was the total bill? Answer in a sentence.

11. Example 8 (Write and Solve) Five more than twice a number “x” is nineteen.

12. Example 9 (Write and Solve) The difference of four times a number y and ten is fourteen.

13. Example 10 (Write and Solve) Three increased by the quotient of a number n and five is the same as seven

14. Example 11 (Write and Solve) The cost of renting a bike is $10 plus $4 for every hour used. If Sally spent a total of $30, how many hours did she use the bike? Answer in a sentence.

15. Example 12 (Write and Solve) Jackie won 40 super bouncy balls at her school’s game night. Later, she gave two to each of her friends. She only has 8 remaining. How many friends does she have? Answer in a sentence.

16. Example 13 (Write and Solve) Johnny spent half of his weekly allowance playing mini-golf. To earn more money, his parents paid him $4 to wash the car. What is his weekly allowance if he ended with $12? Answer in a sentence