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3 years ago

9

Kamden is a mind-reading alien. He had each friend draw and look at a card, then he guessed whether the card had a star on it. T

he two-way frequency table below shows data on guess and true status of the cards the friends drew.

1 answer:

torisob [31]3 years ago

7 0

Answer: This is what Khan Academy said the answer was

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Answer:

1

Step-by-step explanation:

slope formula:

$\frac{y_2-y_1}{x_2-x_1}\\\\=\frac{3-(-18)}{2-(-19)}\\=\frac{21}{21}=1$

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3 years ago

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3 years ago

A line passes through the point (-8,-9) and has a slope of (-3,-4)

Colt1911 [192]

Answer:

y = -3/4x + 3

Step-by-step explanation:

y - 9 = -3/4 (x-8)

y-9 = -3/4x -6

y = -3/4x - 6 + 9

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3 years ago

Can somebody help me find y

Alex777 [14]

Answer:

$y=-\frac{5x+9z}{7}$ , $y=x-y+z=3$ , $y=-8x+y=12$

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3 years ago

Given the expression 12C7, which of the following scenarios could this combination represent?

jok3333 [9.3K]

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<u>Step-by-step explanation:</u>

₁₂C₇ is read as "12 choose 7" which means you are choosing 7 out of 12. Since it is a combination and not a permutation, order does not matter.

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3 years ago