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mash [69]
3 years ago
10

7.Sandy has a total of 35 coins in her money jar. If Sandy's jar contains only nickels and dimes and the value of all the coins

is $2.50, how many nickels does Sandy have? A. 5 B. 15 C. 20 D. 30
Mathematics
1 answer:
Mademuasel [1]3 years ago
7 0

Answer: 35

Step-by-step explanation:

Let the number of nickels be x

Then the number of dimes, using

ONE PART = TOTAL MINUS OTHER PART,

is 35-x. ( hope this helps have a good day/night :)  )

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Each of 3 bags contains x pencils. Tyler adds 2 more pencils to each bag. Altogether, the gift bags contain 12 pencils.
WARRIOR [948]

Answer:

Below

Step-by-step explanation:

5 0
3 years ago
Pls answer! Dylan spots an airplane on radar that is currently approaching in a straight line, and
anastassius [24]

Answer:

13510 ft

Step-by-step explanation:

I have attached a triangle diagram to depict this situation.

From the diagram, we see that distance between A and B is denoted by x.

Now, from trigonometric ratios in this type of triangle, let's first find y.

6400/y = tan 36

y = 6400/tan 36

y = 8808.84 ft

Now, we can find x from;

6400/(8808.84 + x) = tan 16

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22319.452 = 8808.84 + x

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5 0
3 years ago
The sum of two numbers is 35. One number is 7 less than the other. Find the numbers.
Sladkaya [172]

Answer:

14+21

Step-by-step explanation:

because, 14+21 =35

21 is 7 more bigger than 14

5 0
3 years ago
Witch value from the set {3,8,9,14} makes the euation true 2n-5=
lutik1710 [3]

The value from the set {3,8,9,14} makes the equation 2n - 5 = 11 true is n = 8

<h3>What is an equation?</h3>

An equation is an expression that shows the relationship between two or more numbers and variables.

Given the equation:

2n - 5 = 11

When n = 3:

2(3) - 5 = 1 ≠ 11

When n = 8:

2(8) - 5 = 11

When n = 9:

2(9) - 5 = 13

When n = 14:

2(14) - 5 = 23

The value from the set {3,8,9,14} makes the equation 2n - 5 = 11 true is n = 8

Find out more on equation at: brainly.com/question/2972832

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3 0
2 years ago
The ratio of pencils to erasers
Sholpan [36]
If there is 20 pencils there will be 5 erasers 20:5
6 0
3 years ago
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