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Vilka [71]
2 years ago
13

Julia earns $6 an hour babysitting and earns $5 an hour walking dogs. She earned $43 after working a total of 8 hours at her two

jobs.
Complete the system of equations below to represent the situation. Let b = the number of hours that Julia babysits and d = the number of hours she walks dogs.
_ + _ = 8 _ + _ = 43
Solve the system of equations from problem 5 to find the number of hours Julia worked at each job.
Mathematics
2 answers:
bogdanovich [222]2 years ago
8 0

Answer:

b + d = 8

6x + 5y = 43

Step-by-step explanation:

Let b represent the number of hours that Julia babysits.

Let d represent the number of hours she walks dogs.

Julia worked for a total of 8 hours babysitting and walking the dogs.. This means that

b + d = 8

Julia earns $6 an hour babysitting and earns $5 an hour walking dogs. She earned a total of $43 after working a total of 8 hours at her two jobs. This means that

6x + 5y = 43

Read more on Brainly.com - brainly.com/question/14649345#readmore

miskamm [114]2 years ago
3 0

Answer:

5+3=8 8+35=43 this is the answer that i got

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The equation r=\sqrt\frac{V}{3.14h} can be used to find the radius.

Step-by-step explanation:

Given,

Volume of large can;

V=πr(r)h

V=πr²h

Dividing both sides by πh

\frac{V}{\pi h}=\frac{r^2\pi h}{\pi h}\\\\\frac{V}{\pi h}=r^2\\\\r^2=\frac{V}{\pi h}

Taking square root on both sides

\sqrt{r^2}=\sqrt{\frac{V}{\pi h}}\\r=\sqrt\frac{V}{\pi h}

Putting π=3.14

r=\sqrt\frac{V}{3.14h}

The equation r=\sqrt\frac{V}{3.14h} can be used to find the radius.

Keywords: volume, square root

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2 years ago
Shawna has $750 in the bank.she deposits $37.50 each week.Ruben has $850 in the bank.He deposits his paycheck of $102.75 every M
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Answer:

Step-by-step explanation:

Answer: it would take 20 weeks before the amount in both accounts would be the same.

Step-by-step explanation:

Let x represent the number of weeks that it will take either Ruben and Shawna to have the same amount of money in their account.

Let y represent the total amount that would be in Shawna's account after x weeks

Let z represent the total amount that would be in Ruben's account after x weeks

Shawna has $750 in the bank. She deposits $37.50 each week. This means that the total amount after x weeks would be

y = 37.5x + 750

Ruben has $850 in the bank. He deposits his paycheck of $102.75 every Monday,and he spends about $70.25 each week.. This means that the total amount after x weeks would be

z = 850 + 102.75x - 70.25x

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To determine the number of weeks before the amount in both accounts will becomes the same, we would equate y to z. It becomes

37.5x + 750= 850 + 32.5x

37.5x - 32.5x = 850 - 750

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x = 100/5 = 20

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g A sailing ship stopped at several islands, releasing one mating pair of goats onto each one. On the large island, the goats' g
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Answer:

The goat population reaches 1000 in 12.4 years

Step-by-step explanation:

After <em>t </em>years, the number of goats is given by

N = N_0e^{bt}

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From the question,

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Students at a private liberal arts college are classified as being freshmen, sophomores, juniors or seniors, and also according
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Answer:

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- Natural numbers contain  the set of positive integers{{1, 2, 3...}} or to the set of nonnegative integers {{0, 1, 2, 3...}}, Every Natural number is a Rational number.

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