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Needed help knowing how to do this one

Needed help knowing how to do this one-example-1

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Answer:

y= -9x - 6

Explanation:

As x goes up by 1, y goes down by 9. We know that this is linear, not exponential.

Pick two points to find m, the slope.

(-1, 3) and (0, -6)

-9/1 = -9 as predicted

y = -9x + b

Plug in another point, such as (-1, 3)

3 = 9 + b

b = -6

EQUATION:

y= -9x - 6

User Kellindil
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