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LenKa [72]
3 years ago
10

Create a word problem that can be represented by the following system of equations.

Mathematics
2 answers:
Natalija [7]3 years ago
7 0

Answer:

1.x=50-y

2.

2

x

+

4

y

=

120

Subtract

2

x

from both sides of the equation.

4

y

=

120

−

2

x

Divide each term by

4

and simplify.

Divide each term in

4

y

=

120

−

2

x

by

4

.

4

y

4

=

120

4

+

−

2

x

4

Cancel the common factor of

4

.

Cancel the common factor.

4

y

4

=

120

4

+

−

2

x

4

Divide

y

by

1

.

y

=

120

4

+

−

2

x

4

Simplify each term.

y

=

30

−

x

2

Step-by-step explanation:

not sure

san4es73 [151]3 years ago
5 0

Answer:

Step-by-step explanation:

You run a train station that sells children tickets for 2 dollars and adult tickets for 4 dollars

The total tickets sold on Saturday was 50

The train station made 120

How many adult tickets and kid tickets did they sell?

(40 kids, 10 adults)

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3 years ago
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Misha Larkins [42]

Answer:

Probability that X <32 degrees

=P(Z

Convert this into percent by multiplying by 100

95.22% of days in February has minimum temperatures below freezing (32 degrees Upper F )​

Step-by-step explanation:

Given that a city's mean minimum daily temperature in February is 22 degrees Upper F, with std deviation 6 degrees.

Let X be the minimum temperature in February

Then X is N(22,6)

To calculate  percentage of days in February has minimum temperatures below freezing (32 degrees Upper F )

Probability that X <32 degrees

=P(Z

Convert this into percent by multiplying by 100

95.22% of days in February has minimum temperatures below freezing (32 degrees Upper F )​

7 0
4 years ago
The perimeter of the base of a square pyramid is 16 feet and it stands 20 ft tall. Calculate the volume.​
Vikentia [17]

Answer: 1706.67 feet

Step-by-step explanation:

Formula: Volume = \frac{1}{3} \alpha^{2}h

a is the length of the base's edge and h is the height. Since 16 is the length we would square it as it is the length, then we would multiply it by the height which is 20 ft.

<u>Steps: Multiply</u>

Volume = \frac{1}{3} \alpha^{2}h

= \frac{1}{3} * 16^{2} * 20

= 1706.67 feet

~I hope I helped you :)~

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Answer:

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