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Australian

  • 3 years ago

Write an equation in slope-intercept form of the line with the given slope and point: slope = 3 and (1, -2).

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  1. viniterranova
    • 3 years ago
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    The equation form is y=ax+b.

  2. lgbasallote
    • 3 years ago
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    use the formula \[y - y_1 = m(x-x_1)\] y1 is the y coordinate x1 is the x coordinate and m is the slope just substitute into the formula. it's very straightforward

  3. viniterranova
    • 3 years ago
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    y-(-2)=3(x-1)

  4. viniterranova
    • 3 years ago
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    y+2=3x-3

  5. viniterranova
    • 3 years ago
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    y=3x-3-2

  6. viniterranova
    • 3 years ago
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    y=3x-5

  7. Australian
    • 3 years ago
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    oh okay, I understand. so what I had to do was plug the numbers in.

  8. viniterranova
    • 3 years ago
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    Yes, just plug the numbers.

  9. Australian
    • 3 years ago
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    thank you!

  10. viniterranova
    • 3 years ago
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    You are welcome

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