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Kobotan [32]
3 years ago
5

You mow 1/3 of the lawn. Your sister mows 2/7 of the lawn. What fraction of the lawn is mowed?

Mathematics
2 answers:
Sedaia [141]3 years ago
5 0

Answer:

13/21 of the lawn is mown.

Step-by-step explanation:

First, convert 1/3 to 7/21 by multiplying both the numerator and the denominator by 7. Then, convert 2/7 to 6/21 by multiplying both the numerator and the denominator by 3. Last, add 7/21 to 6/21 to get an answer of 13/21.

Serjik [45]3 years ago
3 0
6/21 + 7/21 = 13/21 of the lawn was mowed?
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11111nata11111 [884]

Answer:

For 2 months

Step-by-step explanation:

Let after x months the cost of each health club is same,

Now, In club A,

Membership fees = $ 19,

Monthly fees = $ 21,

So, the total fees for x months = membership fees + total monthly fees for x months

= 19 + 21x

In Club B,

Membership fees = $ 23,

Monthly fees = $ 20,

So, the total fees for x months = membership fees + total monthly fees for x months

= 23 + 20x

Thus, we can write,

19 + 21x = 23 + 20x

21x - 20x = 23 - 21

x = 2

Hence, for 2 months the total cost of each health club would be same.

8 0
3 years ago
How many x intercept appear on the graph of the polynomial function F(x)=x4-5x2
4vir4ik [10]
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Answer: 3 x-intercepts.

3 0
3 years ago
Help help math please help help help help
klio [65]

Answer:

Answered is x= 55x

Step-by-step explanation:

13x+10 * 12x+20

soln:

or, 13x+12x+10+20

or, 25x+30

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8 0
2 years ago
If PM = 2x - 5, PN = 6x, and MN = 5x + 4, what is the value of x?
Vadim26 [7]

Answer:

The required value of x = 3

Step-by-step explanation:

For better understanding of the solution, see the attached figure :

The given three points are collinear to each other and the point P lies somewhere between the end points of the line MN

So, to find the value of x we can use the relation : Sum of Mid segments PM and PN is equal to complete length of the line segment MN

⇒ PN + PM = MN

⇒ 6·x + 2·x - 5 = 5·x + 4

⇒ 8·x - 5·x = 4 + 5

⇒ 3·x = 9

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Hence, The required value of x = 3

8 0
3 years ago
What is a non example for ratio
Arturiano [62]
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3 years ago
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