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Ganezh [65]
3 years ago
7

Find the slope of the line through the given points (4,-2),(-1,8)

Mathematics
1 answer:
nikklg [1K]3 years ago
3 0

Answer:

\displaystyle m=-2

General Formulas and Concepts:

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

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

<u>Algebra I</u>

  • Coordinates (x, y)
  • Slope Formula: \displaystyle m=\frac{y_2-y_1}{x_2-x_1}

Step-by-step explanation:

<u>Step 1: Define</u>

Point (4, -2)

Point (-1, 8)

<u>Step 2: Find slope </u><em><u>m</u></em>

Simply plug in the 2 coordinates into the slope formula to find slope <em>m</em>

  1. Substitute in points [Slope Formula]:                                                             \displaystyle m=\frac{8+2}{-1-4}
  2. [Fraction] Add/Subtract:                                                                                  \displaystyle m=\frac{10}{-5}
  3. [Fraction] Divide:                                                                                                 \displaystyle m=-2<em><u> </u></em>
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