1. 4
Rational Numbers: Positive and Negative Fractions

2. R.1 Fractions
4.7 Problem Solving Equations Containing Fractions
Objectives
Use the multiplication property of equality to solve equations containing fractions.
Use both the addition and multiplication properties of equality to solve equations containing fractions.
Solve application problems using equations containing fractions.

3. Use the multiplication property of equality to solve equations containing fractions.

4. Solve the equation . Check the solution.
Use the multiplication property of equality to solve equations containing fractions.
Example
Solve the equation Check the solution.

5. Solve the equation . Check the solution.
Use the multiplication property of equality to solve equations containing fractions.
Example
Solve the equation Check the solution.

6. Solve the equation . Check the solution.
Use the multiplication property of equality to solve equations containing fractions.
Example
Solve the equation Check the solution.

7. Solve the equation . Check the solution.
Use both the addition and multiplication properties of equality to solve equations containing fractions.
Example
Solve the equation Check the solution.

8. Solve the equation . Check the solution.
Use both the addition and multiplication properties of equality to solve equations containing fractions.
Example
Solve the equation Check the solution.

9. Solve application problems using equations containing fractions.
Example
The expression for finding a person’s approximate systolic blood pressure is Suppose your friend’s systolic blood pressure is 116 (and he has normal blood pressure). Find his age.