Download presentation
Presentation is loading. Please wait.
Published byByron Vernon Robertson Modified over 6 years ago
1
Solving Multiplication and Division Equations
Lesson 17 Introductory Algebra Solving Multiplication and Division Equations
2
Warm-Up Solve each equation. Show all work and check your solution.
x + 84 = 233
3
Solving Multiplication and Division Equations
Target: Solve equations involving multiplication or division.
5
The Multiplication Property of Equality
For any numbers a, b and c: If a = b, then a · c = b · c
6
The Division Property of Equality
For any numbers a, b and c: If a = b, then
7
Example 1ab Solve each equation. Show your work and check your
solution.
8
Example 1cd Solve each equation. Show your work and check your solution. 11p = p = 9 11(9) = 99 12x = 60 x = 5 12(5) = 60
9
Example 2 Peter is four times older than his son, Matthew. Peter is
52 years old. Write a multiplication equation and solve the equation to determine Matthew’s age. Equation: 4m = 52 m = 13 Matthew is 13 years old.
10
Exit Problems Solve each equation. Show all work and check your
solution. 9x = 81 7 = 1.5y = 6 Ethan is 4 times older than Juan. Ethan is 44 years old. Let j represent Juan’s age. Write and solve a multiplication equation to determine Juan’s age.
11
Communication Prompt You have learned how to solve four types of equations in this Block (addition, subtraction, multiplication and division). Explain how you are able to tell which operation to use to solve an equation.
Similar presentations
© 2024 SlidePlayer.com. Inc.
All rights reserved.