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ChanellyRodriguez

  • 3 years ago

Write the equation y - 2 = 4(x + 5) in standard form. A. 4x + y = 7 B. 4x - y = 3 C. 4x - y = -22

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  1. ChanellyRodriguez
    • 3 years ago
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    please

  2. Channi
    • 3 years ago
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    y-2=4(x+5), y-2=4x+20, y-2+2=4x+20+2, y=4x+22, -4x+y=22, -1(-4x+y=22), 4x-y=-22. The answer is C. Does this make sense?

  3. ChanellyRodriguez
    • 3 years ago
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    sort of.

  4. ChanellyRodriguez
    • 3 years ago
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    how did it become negative?

  5. Channi
    • 3 years ago
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    I had to multiply the whole problem by -1 because the variable in the problem (-4x) was not supposed to be negative. -1(-4x+y=22), see? and then your answer is 4x-y=-22.

  6. ChanellyRodriguez
    • 3 years ago
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    ohh i see.thank you.

  7. Channi
    • 3 years ago
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    Not a problem ^_^

  8. Channi
    • 3 years ago
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    P.S. Oh you may want to post this in the math section instead of the English next time.

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