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2 years ago

12

Beverley has quarters and dimes in her pocket. She has 21 coins with a total value of $3.00. How many of each type of coin does

she have

1 answer:

forsale [732]2 years ago

8 0

Answer:

6 quarters and 15 dimes

Step-by-step explanation:

6 quarters = $1.50

15 dimes = $1.50

6 quarters + 15 dimes = $3.00

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3x^2+5x-28=0 solve this for me please

jok3333 [9.3K]

Answer:

x= 7/3

x=-4

Step-by-step explanation:

Use the quadratic formula

a= 3, b=5, c=-28

-5± $\sqrt{5^2-4*3(-28)}$

x= _________________

2.3

Simplfy

$x=\frac{-5+19}{6} \\x=\frac{-5-19}{6}$

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3 years ago

The cube root of the difference of a number and 2

julia-pushkina [17]

Answer:

The difference of two cubes is equal to the difference of their cube roots times a trinomial, which contains the squares of the cube roots and the opposite of the product of the cube roots. A number's opposite is that same number with a different sign in front.

Step-by-step explanation:

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3 years ago

7.63 repeating as a fraction

Katyanochek1 [597]

Answer:

763/100 is the answer to this

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3 years ago

100 members of a Gym are surveyed. The results are shown below. Given the gym member chosen at random is a female, what is the p

Lina20 [59]

Answer:

$\frac{17}{28}$

Step-by-step explanation:

There are 56 females

There is 56 females

34 are 20+

34/56 simplfies to 17/28

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3 years ago

Which inequality best represents that ice cream at −3°C is cooler than ice cream at 1°C?

Naya [18.7K]

the correct answer is B

"ice cream at -3 degrees C is cooler than ice cream at 1 degree C"

-3 is smaller than 1

-3 < 1

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3 years ago