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Warm Up. #31 Review Any other questions on the back side of the worksheet?

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Presentation on theme: "Warm Up. #31 Review Any other questions on the back side of the worksheet?"— Presentation transcript:

1 Warm Up

2 #31 Review Any other questions on the back side of the worksheet?

3 Objective Students can solve linear equations and inequalities Students can graph inequalities and write them in interval notation. Students can explain how to get rid of fractions

4 Solving an Equation with a Fraction

5 Finding the Least Common Multiple When we have multiple fractions we need to find the least common multiple of ALL the fractions in our equation

6 More than 1 Fraction in the equation

7 Fractions

8 More Fraction Practice

9 Solving equations with inequalities  To solve an equation with an inequality we solve just as we do with an equals sign, except we trade the equals sign (=) for the inequality (, ≤, ≥)  We keep the sign the same unless we DIVIDE BY A NEGATIVE in the final step to get x by itself, in which case, we flip the sign so it opens the opposite way. For example 7x - 3 > 11

10 Flipping the sign If we divide by a negative in our final step to get x by itself then we flip the sign For Example -3x + 8 < 20

11 Interval Notation

12 Examples of unbounded intervals X>7 Graph: x≤6 Graph: X≥25 Graph:

13 Interval Notation

14 Examples of unbounded intervals

15 HW Check


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