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lubasha [3.4K]
3 years ago
9

Is 9x-3y=12 and 27x+9y=38 parallel or perpendicular

Mathematics
1 answer:
Leona [35]3 years ago
5 0

Answer:

1

Step-by-step explanation:

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Colin’s piano lesson is 45 minutes, or Three-fourths of an hour, long. If he practices 6 different songs and spends an equal amo
NikAS [45]

Answer:

<em>Colin spends 1/8 of an hour practicing each song</em>

Step-by-step explanation:

Colin's piano lesson is 3/4 of an hour, long.

In that period, he practices 6 different songs, spending an equal amount of time on each one.

This means that each song gets the sixth part of the lesson duration. The fraction that expresses that amount is:

\displaystyle \frac{\frac{3}{4}}{6}=\frac{3}{24}=\frac{1}{8}

Colin spends 1/8 of an hour practicing each song

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3 years ago
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Simplify the expression below 6m^5+15m^2/3m^2
densk [106]

Answer:6m^5+5

Step-by-step explanation:

To simplify 6m^5+15m^2/3m^2

We get

6m^5+5

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3 years ago
How many solutions does this linear system of equations have?
Irina18 [472]
It has infinite solutions
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3 years ago
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alexandr1967 [171]

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B is epic answer

Step-by-step explanation:

8 0
3 years ago
Which of the following lists contains only even numbers?
IceJOKER [234]

Answer:

B

Step-by-step explanation:

An even number is a number divisible by 2 and be an integer. An example would be 4/2 = 2

An incorrect even number would be 5

5/2 = 2.5 which isn't odd or even because it isn't an integer.

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