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3 years ago

485.9 x 0.37 please explain∵тНАикs™

Mathematics

2 answers:

kipiarov [429]3 years ago

7 0

The answer of your equation is 179.783

anastassius [24]3 years ago

4 0

Answer:

179.783

Step-by-step explanation:

485.9

x 0.37

-----------

34013 Mutiply seven by 4859

+145770 Multiply 3 by 4859

----------

179.783 Add them together and move the decimal back 3 times because there are 3 numbers to the left of the decimals.

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working together it takes two computers 10 minutes to send out a company's email. If it takes the slower computer 30 minutes to

allochka39001 [22]

Answer: it will take the faster computer 15 minutes to do the job on its own.

Step-by-step explanation:

Let t represent the number of minutes it will take the faster computer to do the job on its own. It means that the rate at which it does the job per minute is 1/t

If it takes the slower computer 30 minutes to do the job on its own. It means that the rate at which it does the job on its own per minute is 1/30

By working together, they would work simultaneously and their individual rates are additive. Working together it takes two computers 10 minutes to send out a company's email. It means that the rate at which both computers work together per minute is 1/10 Therefore,

1/t + 1/30 = 1/10

Cross multiplying by 30x, it becomes

3x = x + 30

3x - x = 30

2x = 30

x = 30/2

x = 15 minutes

5 0

3 years ago

What is 15-4-12? I NEED HELP ASAP! Ps we’re learning about subtracting integers on this problem.

Tatiana [17]

It's -1.

15 - 4 = 11

11 - 12 = -1

6 0

3 years ago

If sin(t) = 3/5 and t is in the 2nd quadrant, find cos(t).

NemiM [27]

Cosine is $\frac{hypotenuse}{adjacent}$ .

Apply the equation:

$sin(t) = \frac{3}{5} \\3^2 + b^2 = 5^2\\b^2 = 5^2 - 3^2\\\\\sqrt{b^2} = \sqrt{5^2}- \sqrt{3^2}\\\\\\b = 5 - 3 \\\\b = 2$

B is the adjacent side so

cosine is:

Cos(t) = 5/2

Have a great day,

And I hope this helps you!

5 0

3 years ago

(6ab-8a+8) - (7ab-1 )

PSYCHO15rus [73]

Answer:

$- ab - 8a + 9$

Step-by-step explanation:

$(6ab - 8a + 8) - (7ab - 1) \\ 6ab - 8a + 8 - 7ab + 1 \\ - ab - 8a + 9$

hope this helps you.

4 0

3 years ago

Read 2 more answers

Translate to an algebraic statement. "The quotient of twice a number and 7 is 20."

Genrish500 [490]

Answer:

Translation: 2x/7 = 20

Step-by-step explanation:

When we listen to the word "quotient", it means the solution to a division problem.
An unknown number that has been multiplied by 2 is in the numerator because it came before the 7 in the statement.
The number "7" is in the denominator because it came after the 2x in the statement.
The word "is" represents an equal sign.
The solution to the division problem (quotient) is 20.

If we put these clues together, we get 2x/7 = 20 as our translated equation.

Hence, our algebraic statement is 2x/7 = 20. The key is to listen to the statement. 

$BrainiacUser1357$

4 0

3 years ago