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ANSWER 108 3. 27 is 25% of what number ANSWER 40% 4.What percent of 90 is 36? ANSWER d = 4 ANSWER x = 36 1. 2. Solve:

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Presentation on theme: "ANSWER 108 3. 27 is 25% of what number ANSWER 40% 4.What percent of 90 is 36? ANSWER d = 4 ANSWER x = 36 1. 2. Solve:"— Presentation transcript:

1 ANSWER 108 3. 27 is 25% of what number ANSWER 40% 4.What percent of 90 is 36? ANSWER d = 4 ANSWER x = 36 1. 2. Solve:

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3 Solve Equations With Fractional Coefficients Goal: Solve equations with fractional coefficients

4 Coefficient The number being multiplied by the variable. Ex: 2x + 3 2 is the coefficient

5 Proportion v.s. Fractional Coeff

6 Find the LCD

7 3 Steps For Solving Fractional Coefficients Step 1: Use the LCD of all fractions on both sides of the equation. Then change the denominators. LCD= 12

8 3 Steps For Solving Fractional Coefficients Step 2: Combine the like Terms.

9 Step 3: Multiply both sides by the LCD. LCD= 12

10 Examples 9 = x Step 1: Use the LCD of all fractions on both sides of the equation Step 2: Combine the like Terms. Step 3: Multiply both sides by the LCD. LCD = 12x

11 x = 6/5 Proportion or Fractional Coefficients? Proportion!

12 Examples t = 5 Proportion or Fractional Coefficients? Fractional Coefficient!

13 Try This! x = 12 Proportion or Fractional Coefficients? Proportion!

14 Try This! x = 4 Proportion or Fractional Coefficients? Fractional Coefficient!

15 Try This! y = 4/5 Proportion or Fractional Coefficients? Fractional Coefficient!

16 Try This! z = 9 Proportion or Fractional Coefficients? Proportion!

17 Try This! y = -4 Proportion or Fractional Coefficients? Proportion!

18 Try This! 1/5 Proportion or Fractional Coefficients? Proportion!

19 Try This! x = 3/7 Proportion or Fractional Coefficients? Proportion!

20 Try This! b = -1 Proportion or Fractional Coefficients? Proportion!

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