Equations With Fractions

1
Equations With Fractions

• Chapter 5 Lesson 5 Solving Fraction Equations
• EQ How do we solve fraction equations using
  addition and subtraction?

2
Remember the Process

• Isolate the variable
• Perform the inverse operation on the side with
  the variable.
• Perform the same operation on the other side of
  the equal sign.

3
Example
y 3 11
- 3
- 3
y

8
4
Now with fractions
2
1
1
-
b

x 1
9
9
3
2
2
6


x 3
9
3
3
7

b
9
5
Now With Mixed Numbers
5
11
c


11
x 3
4
5
15
9
6
18
-
-
5
5
5
8
4
x 2
4
18
9
9
c

6
7
18
6
Check Substitute the answer in the original
equation.
5
c


11
4
5
9
6
5


11
6
7
4
5
9
6
18
11
6

5

7
8
5
6
18
18
11

11
15
5
18
6
7
Homework Time