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Evgen [1.6K]
2 years ago
12

Suppose that y varies directly with x and y3 when x = 9. What is y when x = 18? y = [?]

Mathematics
1 answer:
exis [7]2 years ago
8 0

Answer:

y=6

Step-by-step explanation:

y=kx

3=9k

k=3/9

k=1/3

y=kx

y=1/3 × 18

y=6

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In the system -12c+3d=6 and -3c +6d=-9, which expression could you use for substitution
inessss [21]
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3 0
3 years ago
Solve equation:<br><img src="https://tex.z-dn.net/?f=y%20%2B%20%20%5Cfrac%7B7%7D%7B8%7D%20%20%3D%20%20%5Cfrac%7B3%7D%7B8%7D%20"
Gala2k [10]

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Step-by-step explanation:

Subtract both sides by 7/8

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Then combine like terms

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4 0
3 years ago
At a local puppy store a puppy weighs 72 ounces how many pounds does I weigh 1 pound = 16 ounces
Tatiana [17]

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7 0
3 years ago
In a certain​ region, about 11 ,000 people are needed to support a fire station. How many fire stations would you expect in a ci
Naya [18.7K]

Answer:

Step-by-step explanation:

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5 0
4 years ago
What is this question for math 2/12+1/3
Alexxandr [17]

Answer: 1/2

<u>Multiply both the numerator and denominator of each fraction by the number that makes its denominator equal the LCD</u>

(2/12*1/1) + (1/3+4/4)

<u>Complete the multiplication and the equation becomes </u>

2/12+4/12

<u>The two fractions now have like denominators so you can add the numerators.</u>

2+4/12 = 6/12

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6/12 ÷ 6/6 = 1/2

<u>Therefore: </u>

2/12 + 1/3 = 1/2

3 0
3 years ago
Read 2 more answers
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