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syahidah
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jcherry99

Step One

Find the slope

y2 = 79; y1 = -20; x2 = 9; x1 = -2

Formula

m = (y2 - y1) / (x2 - x1)

Solve

m = (79 - - 20) / (9 - - 2)

m = 99/11

m = 9

Step Two

Set up the equation. Use (-2,-20) as the point.

(y - -20) = 9(x - - 2)

y + 20 = 9(x + 2 )


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