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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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The carnival also offers two magic shows. The morning show is only 20 minutes and it costs $3.75. For the afternoon show, it is
Oksi-84 [34.3K]

Answer:

35 min show

Step-by-step explanation:

3.75 / 20 = .1875

5.25 / 35 = .15

you pay less for the 35 min show

can i please get brainliest! :)

5 0
3 years ago
S is inversely proportional to t<br> When s = 0.5, t = 7<br> Work out s when t = 0.8
defon

Given:

s is inversely proportional to t.

When s = 0.5, t = 7.

To find:

The value of s when t=0.8.

Solution:

s is inversely proportional to t.

s\propto \dfrac{1}{t}

s=\dfrac{k}{t}       ...(i)

Where, k is the constant of proportionality.

Putting s=0.5 and t=7, we get

0.5=\dfrac{k}{7}

0.5\times 7=k

3.5=k

Putting k=3.5 in (i), we get

s=\dfrac{3.5}{t}

This is the equation of proportionality.

Putting t=0.8, we get

s=\dfrac{3.5}{0.8}

s=4.375&#10;

Therefore, the value of s is 4.375 when t=0.8.

5 0
3 years ago
A large tank holds 1.9 x 10^7 gallons of oil. How much oil can be stored in 9 tanks. Write your answer in scientific notation.
bearhunter [10]

Answer:

1.71 × 10^8 gallons

Step-by-step explanation:

1.9 × 10^7 = 19,000,000

19,000,000 × 9 = 171,000,000

171,000,000 in scientific notation is 1.71 × 10^8

5 0
3 years ago
How to review math ? the thing you have been learned
Temka [501]
I have no idea what you're talking about. Can you explain in detail plz?
5 0
3 years ago
E true.
katovenus [111]

I'm not sure where it starts and ends

5 0
3 years ago
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