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Nostrana [21]
3 years ago
13

PLEASE HELP!!! Simplify the expression.

Mathematics
1 answer:
Ilia_Sergeevich [38]3 years ago
4 0

Answer:

 2d

 ——

 cd

Step-by-step explanation:

           c - d

Simplify   —————

            cd  

          1

Simplify   —

           d

Equation at the end of step  2  :

  1    1     (c - d)

 (— +  —) -  ———————

  c    d       cd  

Step  3  :

           1

Simplify   —

           c

Equation at the end of step  3  :

  1    1     (c - d)

 (— +  —) -  ———————

  c    d       cd  


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you are traveling to an island that is accesible only by boat. you plan to take one boat there and a different boat back. You'll
weqwewe [10]

\text{Answer: }\text{Distance traveled by steamboat}=20\text{ knots}\\\text{Distance traveled by yacht }=20+20=40\text{ knots}

Step-by-step explanation:

Since we have given that

Time taken by steamboat makes the trip=5 hours

Time taken by yacht makes the trip =2.5 hours

Since we have also given that

the yacht is 20 knots faster than the steamboat,

So let the speed of steamboat be x

Let the speed of yacht be x+20

Now,  we have given that both boats will travel the same distance ,

So,

\text{Distance traveled by steamboat}=\text{ Distance traveled by yacht}\\\\x\times 5=(x+20)\times 2.5\\\\5x=2.5x+50\\\\5x-2.5x=50\\\\2.5x=50\\\\x=\frac{50}{2.5}\\\\x=20\text{ knots}

Hence,

\text{Distance traveled by steamboat}=20\text{ knots}\\\text{Distance traveled by yacht }=20+20=40\text{ knots}

7 0
2 years ago
Write down the value of the 7 in the number 5709.​
Dovator [93]

Answer:

700

Step-by-step explanation:

The 9 = 9

The 0 = 0

The 7 = 700

The 5 = 5000

8 0
3 years ago
Beth's summer vacation lasted 81 days. At the beginning of her vacation, she spent some time at soccer camp, 2 days at her grand
enyata [817]

Answer:

the answer is 4

Step-by-step explanation:

81 minus 28 minus 2 minus 11 equal 40 28 divide 7 is 4

4 0
2 years ago
Read 2 more answers
Write an equation in standard form of the line that passes through (4,−1) and has the slope m=3.
ch4aika [34]

Answer :

m = 3

Point = (4,-1)

x1 = 4

y1 = -1

Formula =

y - y1 = m (x-x1)

y - (-1) = 3 (x -4)

y + 1 = 3x -12

y - 3x + 1 + 12 = 0

y - 3x + 13 = 0

The line = y - 3x + 13 = 0 or -3x + y + 13 = 0

I'm sorry if I'm wrong.

Cmiiw

Good luck

Love from Indonesia

8 0
3 years ago
What is the answer to question 41
Nina [5.8K]

Answer:

an = 6 +5(n-1)

an = 1 +5n

Step-by-step explanation:

The equation for an arithmetic term is

an =a1 +d(n-1)

where a1 is the 1st term and d is the common difference

an = 6 +5(n-1)

We can distribute the 5

an = 6+5n-5

an = 1 +5n

4 0
3 years ago
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