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Gala2k [10]
3 years ago
14

Find f(-7) if f(x) = 2x + 8.A. -6 B. 2 C. 3 D. 22​

Mathematics
1 answer:
spayn [35]3 years ago
7 0
To find f(-7), just plug -7 in for all x

2(-7) + 8
-14 + 8
-6 is the answer!
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For the last showing of a movie, a theater sold full-price and discount tickets,the theater sold 130 full-price ticket for a tot
sveta [45]

Answer:

the cost of 1 full price ticket is $9.5

Step-by-step explanation:

For the last showing of a movie, a theater sold full-price and discount tickets,the theater sold 130 full-price ticket for a total of $1235 the total sales both types of tickets were $2395

Let x be the number of full price tickets and y be the number of discount tickets

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130 full price tickets sold for $1235

the cost of 1 full price ticket is

\frac{1235}{130}=9.5

the cost of 1 full price ticket is $9.5

4 0
3 years ago
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Answer:

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Step-by-step explanation:

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Step-by-step explanation: see attachment below

3 0
3 years ago
What is 6,400 in scientific notation
ch4aika [34]
The answer is 64*10^2
7 0
3 years ago
Read 2 more answers
Question
Serhud [2]

Answer:

The value of k is 11.

Step-by-step explanation:

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6 0
2 years ago
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