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Arturiano [62]
2 years ago
9

the difference between two numbers is 9. three times the smaller is equal to twice the larger. what are the numbers?

Mathematics
1 answer:
Sergio039 [100]2 years ago
4 0

Answer: 27 and 18

Step-by-step explanation:

x - y = 9  → x = 9 + y

3y = 2x

3y = 2(9 + y)

3y = 18 + 2y

3y - 2y = 18

y = 18

2x = 3(18)

2x = 54

x = 27

x - y = 9

27 - 18 = 9

9 = 9

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Can you please help me again.
Jobisdone [24]

Answer: h = 17

Step-by-step explanation: As a general rule, if an equation has any fractions in it, try to get rid of those fractions as soon as possible.

The quickest way to get rid of a fraction is to multiply both

sides of the equation by the denominator of the fraction.

So in this problem, we can get rid of the fraction in our

first step by multiplying both sides of the equation by 4.

On the left, the 4's cancel and on the right, 1(4) is 4.

Now we have h - 13 = 4.

Since 13 is being subtracted from <em>h</em>, to get <em>h</em> by itself,

we need to add 13 to both sides of the equation to get h = 17.

Now, we can check our answer by plugging 17 back

into the original equation shown below in italics.

\frac{(17) - 13}{4} = 1

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3 0
2 years ago
The factorization of x2 + 3x - 4 is modeled with algebra
Sergeu [11.5K]

Answer:

C is correct answer

Step-by-step explanation:

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7 0
3 years ago
Chris has a blue coat and a
Tju [1.3M]

Answer: P = 0.125 = 1/8

Step-by-step explanation:

We know that he has a blue coat and a black coat.

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Then the probability is:

p = 1/2

We also know that he has blue pants and brown pants, the probability of getting at random the blue pants is calculated in the same way than above, then:

q = 1/2

And for the shirt he has a blue shirt and a red one, the probability of randomly selecting the blue one is calculated in the same way than above, then:

k = 1/2

Now, the joint probability (he selects all blue clothes) is equal to the product of the individual probabilities:

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3 0
2 years ago
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belka [17]

Answer:

20

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
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son4ous [18]
The factors and prime factorization of 10 and 24. The biggest common factor number is the GCF number. So the greatest common factor 10 and 24 is 2.
3 0
3 years ago
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