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line b passes through the point (-3,-4) and also has a slope of -1/2 what is the equation of line b in standard form
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line b passes through the point (-3,-4) and also has a slope of -1/2 what is the equation of line b in standard form

User Harold Dunn
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1 Answer

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Answer is y = -1/2x - 5 1/2

Step by step

Using point slope formula
y - y1 = m ( x - x1 )

y - -4 = -1/2 ( x - -3)

y + 4 = -1/2 ( x + 3)

y + 4 = -1/2x - 3/2

Subtract 4 from both sides to isolate y

y + 4 - 4 = -1/2x -3/2 -4

y = -1/2x - 5 1/2
User Mnemosyn
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