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kow [346]
3 years ago
14

EBRA

Mathematics
1 answer:
sladkih [1.3K]3 years ago
8 0

Answer:

2 solutions

Step-by-step explanation:

Easy trick: The number of solutions an equation has is found by the highest degree of the polynomial which in this situation, 2.

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In the first three days of its launch, the Galaxy Music Store sold 14 CDs of album x, 8 of album y, and 6 of album z through Bra
WARRIOR [948]
The price of album y is $5.80. I solved the system of equations of B and C. Getting rid of the variable z, I was able to get rid of x next. Solving this system gave me $5.80 without having to substitute into the other equation.
5 0
3 years ago
Write the ratio 36 computers for every 6 students in 3 ways
rjkz [21]

Answer:

Step-by-step explanation:

Lol

6 0
2 years ago
Whats 87 less than the quotient of an unknown number and 43 is -75?
erastovalidia [21]
<span>87 less than the quotient of an unknown number and 43 is -75
Converting that to mathematical equation:
87 - (x / 43) = -75

Evaluating the equation, we can the value of x.
87 - (x/43) = -75
-x/43 = -75 - 87
-x/43 = -162
-x = -6966
x = 6966</span>
4 0
3 years ago
An unfair coin with​ Pr[H] = 0.75 is flipped. If the flip results in a​ head, a student is selected at random from a class of si
Agata [3.3K]

Answer:

72.73% probability of selecting a​ girl, given the flip resulted in​heads

Step-by-step explanation:

A probability is the number of desired outcomes divided by the number of total outcomes.

Coin resulted in heads

Student is selected at random from a class of six boys and sixteen girls.​

Desired outcomes:

16 girls, so D = 16

Total outcomes:

16+6 = 22, that is, 22 students, so T = 22

Probability:

P = \frac{16}{22} = 0.7273

72.73% probability of selecting a​ girl, given the flip resulted in​heads

7 0
3 years ago
Mrs. White's students are making school spirit packs. They have 24 bumper stickers and 18 window clings. Every pack must have th
ExtremeBDS [4]

Answer:

6 packet.

Step-by-step explanation:

Given:

Mrs. White's students are making school spirit packs.

They have 24 bumper stickers and 18 window clings.

Every pack must have the same contents and there should be no leftover items.

Question asked:

What is the greatest number of packs they can make?

Solution:

To find the<u> </u><u>greatest number</u> of packs could be made by 24 bumper stickers and 18 window clings by using<u> </u><u>same contents</u> in each pack with<u> </u><u>no left over </u>items, we will simply use<u><em> Highest Common Factor.</em></u>

Factor of 24 - 2, 3, 4, <em><u>6</u></em>, 8, 12, 24

Factor of 18 - 2, 3, <em><u>6</u></em>, 9, 18

Highest Common Factor is 6.

Thus, they can make 6 packet at most.

3 0
3 years ago
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