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user100 [1]
4 years ago
7

Which expressions are equivalent to 5(3s-6a)

Mathematics
1 answer:
arsen [322]4 years ago
5 0

Answer:

15s-30a.

Step-by-step explanation:

Distribute 5 to 3s and 5 to 6a.

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ABc bookstore sells magazines according to the demand function p= -Q + 42, where p is the price and q is the quantity. if the bo
LekaFEV [45]

Answer: Q=37 (37 megazines)


Step-by-step explanation:

1. To solve this problem you only need to solve for the quantity Q and substitute the values of p, as following:

- Solve for Q:

p=-Q+42

Q=42-p

- If the bookstore charges $5 for a magazine, you need to substitute p=5 into the formula, as following:

Q=42-5\\Q=37

2. Therefore, the answer is 37 megazines.


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4 years ago
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Step-by-step explanation:

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3 years ago
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2/4 of an hour is how many minutes
Anna007 [38]

Answer:

30 minutes

Step-by-step explanation:

(2 / 4) * (60 min) =  30

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If x&gt;2, then x^2-a-6 / x^2-4=
nadezda [96]
We know that x > 2 ( or : x ≠ +/- 2 )
We have to factorize the numerator and the denominator:
x² - x - 6 = x² - 3 x + 2 x - 6 = x ( x - 3 ) + 2 ( x - 3 ) = ( x - 3 ) ( x + 2 )
x ² - 4 = ( x - 2 ) ( x + 2 )
\frac{(x-3)(x+2)}{(x-2)(x+2)}= \frac{x-3}{x-2}


7 0
3 years ago
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