3 years ago

Write an equation given the following: m = -1, y-int = 8 *

Mathematics

1 answer:

shusha [124]3 years ago

5 0

Answer: y = -1x+8

Step-by-step explanation:

y=mx+b

M is your slope

B is your y-int

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For what value of x is the rational expression below undefined?

Blizzard [7]

Answer: The expression is undefined for x=4 and x=5.

The expression is undefined for any x that makes the denominator 0. This leads to solving a quadratic equation:

$\frac{x+3}{x^2-9x+20}\\x^2-9x+20\neq 0\\x_{1,2}\neq\frac{9\pm\sqrt{9^2-80}}{2}=\frac{9\pm1}{2}\\x_1\neq4\\x_2\neq5$

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3 years ago

Read 2 more answers

3p + 7 = -4(4 - 6p) + 2

zvonat [6]

p=1

Step-by-step explanation:

$3p + 7 = - 4(4 - 6p) + 2 \\ 3p + 7 = - 16 + 24p + 2 \\ 3p - 24p = - 16 + 2 - 7 \\ - 21p = - 21$

$\frac{ - 21p}{ - 21} = \frac{ - 21}{ - 21} \\ p = 1$

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2 years ago

Read 2 more answers

Need an answer for expand and simplify bracket quickly please <br><img src="https://tex.z-dn.net/?f=%20-%202%28p%20-%204%29%28p%

34kurt

Answer:

$-p^2+32$

Step-by-step explanation:

Start by expanding the $-2$ into the $(p-4)$ bracket using the distributive method:

$-2(p-4)\\-2p + 8$

Now, expand the result into the remaining bracket:

$(-2p + 8)(p+4)\\-2p^2 -8p+8p+32\\-2p^2 + 32$

8 0

1 year ago

What is the square root of four

postnew [5]

The square root of four is two

4 0

2 years ago

Follow the process of completing the square to solve 2x2 + 8x - 12 = 0. After adding B2 to both sides of the equation in step 4,

valentina_108 [34]

2x2 + 8x - 12 = 0
4 + 8x - 12 = 0
8x = 12 - 4
8x = 8
x = 1

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2 years ago