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Sergio [31]
3 years ago
9

Plzzzzz help me with this math plzzzz

Mathematics
2 answers:
Morgarella [4.7K]3 years ago
7 0

Answer:

<em>C) -1(x+8)(x+7)</em>

Step-by-step explanation:

-x^{2} -15x-56\\-1(x^{2} +15x+56)\\-1(x+8)(x+7)

-1 factors through the entire equation.

8+ 7 = 15 and 8 x 7 = 56 (so 8 and 7 are our factors.)

lapo4ka [179]3 years ago
6 0

Answer:

c i know just took it

Step-by-step explanation:

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Harman [31]

Answer:

f(x) = x*3/4 + 42.5

Step-by-step explanation:

The original difference between the pair is 70 - 30 = 40

The new difference between the pair is 95 - 65 = 30

Since the differences are not the same, Mrs Bailey must first perform a (slope) multiplication by a factor of 30/40 or 3/4

Then 30 * 3/4 = 22.5

Then she can shift the scores up by 65 - 22.5 = 42.5 in order to get the range from 65 to 95

Therefore, f(x) = x*3/4 + 42.5. We can test that

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Step-by-step explanation:

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Step-by-step explanation:

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