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Simplify the following expression.

[tex]\displaystyle{\frac{4x+14}{2}\div\frac{4x+14}{x-6}}[/tex]

Respuesta :

Space

Answer:

[tex]\displaystyle \frac{4x + 14}{2} \div \frac{4x + 14}{x - 6} = \frac{x - 6}{2}[/tex]

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

  1. Brackets
  2. Parenthesis
  3. Exponents
  4. Multiplication
  5. Division
  6. Addition
  7. Subtraction
  • Left to Right

Dividing Fractions - KCF (Keep Change Flip)

  • Keep the 1st fraction the same
  • Change the sign from division to multiplication
  • Flip the 2nd fraction (reciprocate)

Algebra I

  • Terms/Coefficients
  • Domains

Step-by-step explanation:

Step 1: Define

[tex]\displaystyle \frac{4x + 14}{2} \div \frac{4x + 14}{x - 6}[/tex]

Step 2: Simplify

  1. Divide [KCF]:                    [tex]\displaystyle \frac{4x + 14}{2} \cdot \frac{x - 6}{4x + 14}[/tex]
  2. Multiply:                           [tex]\displaystyle \frac{(4x + 14)(x - 6)}{2(4x + 14)}[/tex]
  3. Divide:                             [tex]\displaystyle \frac{(x - 6)}{2}[/tex]

Extra:

If we were to graph this, we would need to watch out for domain restrictions or changes because we are combining 2 domains together when 1 of them has a restriction.

Answer:

(x-6)/2

Step-by-step explanation:

Turn the second fraction upside down and multiply two fractions

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