Lesson 2 Contents Example 1Solve a Two-Step Equation Example 2Solve Two-Step Equations Example...
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Transcript of Lesson 2 Contents Example 1Solve a Two-Step Equation Example 2Solve Two-Step Equations Example...
![Page 1: Lesson 2 Contents Example 1Solve a Two-Step Equation Example 2Solve Two-Step Equations Example 3Solve Two-Step Equations Example 4Equations with Negative.](https://reader034.fdocuments.us/reader034/viewer/2022051821/5697c0101a28abf838ccb31c/html5/thumbnails/1.jpg)
Example 1 Solve a Two-Step Equation
Example 2 Solve Two-Step Equations
Example 3 Solve Two-Step Equations
Example 4 Equations with Negative Coefficients
![Page 2: Lesson 2 Contents Example 1Solve a Two-Step Equation Example 2Solve Two-Step Equations Example 3Solve Two-Step Equations Example 4Equations with Negative.](https://reader034.fdocuments.us/reader034/viewer/2022051821/5697c0101a28abf838ccb31c/html5/thumbnails/2.jpg)
Method 1 Use a model.Remove 1-tile from the mat.
Solve
![Page 3: Lesson 2 Contents Example 1Solve a Two-Step Equation Example 2Solve Two-Step Equations Example 3Solve Two-Step Equations Example 4Equations with Negative.](https://reader034.fdocuments.us/reader034/viewer/2022051821/5697c0101a28abf838ccb31c/html5/thumbnails/3.jpg)
Separate the remaining tiles into 5 equal groups.
There are 5 tiles in each group.
![Page 4: Lesson 2 Contents Example 1Solve a Two-Step Equation Example 2Solve Two-Step Equations Example 3Solve Two-Step Equations Example 4Equations with Negative.](https://reader034.fdocuments.us/reader034/viewer/2022051821/5697c0101a28abf838ccb31c/html5/thumbnails/4.jpg)
Method 2 Use symbols.Use the Subtraction Property of Equality.
Use the Division Property of Equality.
Write the equation.Subtract 1 from each side.
Simplify.
Divide each side by 5.
Answer: The solution is 5.
![Page 5: Lesson 2 Contents Example 1Solve a Two-Step Equation Example 2Solve Two-Step Equations Example 3Solve Two-Step Equations Example 4Equations with Negative.](https://reader034.fdocuments.us/reader034/viewer/2022051821/5697c0101a28abf838ccb31c/html5/thumbnails/5.jpg)
Answer: 6
Solve
![Page 6: Lesson 2 Contents Example 1Solve a Two-Step Equation Example 2Solve Two-Step Equations Example 3Solve Two-Step Equations Example 4Equations with Negative.](https://reader034.fdocuments.us/reader034/viewer/2022051821/5697c0101a28abf838ccb31c/html5/thumbnails/6.jpg)
Method 1 Vertical Method
Write the equation.
Add 8 to each side.
Simplify.
Divide each side by 2.
Simplify.
Check your solution.Solve
![Page 7: Lesson 2 Contents Example 1Solve a Two-Step Equation Example 2Solve Two-Step Equations Example 3Solve Two-Step Equations Example 4Equations with Negative.](https://reader034.fdocuments.us/reader034/viewer/2022051821/5697c0101a28abf838ccb31c/html5/thumbnails/7.jpg)
Answer: The solution is 21.
Method 2 Horizontal Method
Write the equation.Add 8 to each side.
Simplify.
Divide each side by 2.
Simplify.
The sentence is true.
Write the equation.Check
Replace n with 21.
![Page 8: Lesson 2 Contents Example 1Solve a Two-Step Equation Example 2Solve Two-Step Equations Example 3Solve Two-Step Equations Example 4Equations with Negative.](https://reader034.fdocuments.us/reader034/viewer/2022051821/5697c0101a28abf838ccb31c/html5/thumbnails/8.jpg)
Answer: 9
Check your solution.Solve
![Page 9: Lesson 2 Contents Example 1Solve a Two-Step Equation Example 2Solve Two-Step Equations Example 3Solve Two-Step Equations Example 4Equations with Negative.](https://reader034.fdocuments.us/reader034/viewer/2022051821/5697c0101a28abf838ccb31c/html5/thumbnails/9.jpg)
Write the equation.
Subtract 2 from each side.
Simplify.
Multiply each side by 3.
Simplify.
Answer: The solution is –18.
Solve
![Page 10: Lesson 2 Contents Example 1Solve a Two-Step Equation Example 2Solve Two-Step Equations Example 3Solve Two-Step Equations Example 4Equations with Negative.](https://reader034.fdocuments.us/reader034/viewer/2022051821/5697c0101a28abf838ccb31c/html5/thumbnails/10.jpg)
Answer: –26
Solve
![Page 11: Lesson 2 Contents Example 1Solve a Two-Step Equation Example 2Solve Two-Step Equations Example 3Solve Two-Step Equations Example 4Equations with Negative.](https://reader034.fdocuments.us/reader034/viewer/2022051821/5697c0101a28abf838ccb31c/html5/thumbnails/11.jpg)
Answer: The solution is –2.
Write the equation.
Subtract 8 from each side.
Simplify.
Divide each side by –3.
Simplify.
Definition of subtraction
Solve
![Page 12: Lesson 2 Contents Example 1Solve a Two-Step Equation Example 2Solve Two-Step Equations Example 3Solve Two-Step Equations Example 4Equations with Negative.](https://reader034.fdocuments.us/reader034/viewer/2022051821/5697c0101a28abf838ccb31c/html5/thumbnails/12.jpg)
Answer: –3
Solve
![Page 13: Lesson 2 Contents Example 1Solve a Two-Step Equation Example 2Solve Two-Step Equations Example 3Solve Two-Step Equations Example 4Equations with Negative.](https://reader034.fdocuments.us/reader034/viewer/2022051821/5697c0101a28abf838ccb31c/html5/thumbnails/13.jpg)
Check your solution.
Write the equation.
Combine like terms;
Simplify.
Divide each side by 2.
Add 2 to each side.
Identity Property;
Simplify.
Solve
![Page 14: Lesson 2 Contents Example 1Solve a Two-Step Equation Example 2Solve Two-Step Equations Example 3Solve Two-Step Equations Example 4Equations with Negative.](https://reader034.fdocuments.us/reader034/viewer/2022051821/5697c0101a28abf838ccb31c/html5/thumbnails/14.jpg)
Answer: The solution is 8.
Write the equation.
Multiply.
The statement is true.
Check
Replace k with 8.
![Page 15: Lesson 2 Contents Example 1Solve a Two-Step Equation Example 2Solve Two-Step Equations Example 3Solve Two-Step Equations Example 4Equations with Negative.](https://reader034.fdocuments.us/reader034/viewer/2022051821/5697c0101a28abf838ccb31c/html5/thumbnails/15.jpg)
Answer: 5
Solve
![Page 16: Lesson 2 Contents Example 1Solve a Two-Step Equation Example 2Solve Two-Step Equations Example 3Solve Two-Step Equations Example 4Equations with Negative.](https://reader034.fdocuments.us/reader034/viewer/2022051821/5697c0101a28abf838ccb31c/html5/thumbnails/16.jpg)