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Crazy boy [7]
3 years ago
15

7 = 3/9x solve for x

Mathematics
2 answers:
lisov135 [29]3 years ago
7 0

Answer:

x = 2.33333333

Step-by-step explanation:

7 = 3/9x

21 = 9x

21/9 = x

x = 2.33333333

noname [10]3 years ago
4 0

Answer:

x = 1/21

Step-by-step explanation:

7 = 3/9x

Multiply both sides by 9x

7 x 9x = 3/9x x 9x

9x cancels out on the right side

63x = 3

Divide both sides by 63 to isolate x

63x/63 = 3/63

x = 1/21

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Answer:

15%

Step-by-step explanation:

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2 years ago
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6. Geographic Trends Janice has been offered
Scilla [17]

The annual income of Janice when she accepts new job in Chicago be after paying rent, transportation, and food is, $409190.

<h3>What is the total cost?</h3>

Total cost or the final cost is the summation of all the cost spend while buying any good or taking any service.

Janice has been offered a job in Chicago where her current salary of $30,000 will increase by 20 percent. Thus, his new salary is,

S=\dfrac{100+20}{100}\times30000\\S=36000

He gets 6000 thousand extra after increment. Her annual income is,

S=36000\times12\\S=432000

Before accepting the position, Janice wants to understand her potential cost of living.

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Janice works 5 days a week for 52 weeks per year. Her annual income be after paying rent, transportation, and food is,

S=432000-1500\times12-3.50\times5\times52-75\times52\\S=409190

Thus, the annual income of Janice when she accepts new job in Chicago be after paying rent, transportation, and food is, $409190.

Learn more about the total cost here;

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8 0
2 years ago
----------- are used to represent an unknown quantity in a mathematical expression.
anastassius [24]
A letter or symbol is used to represent an unknown quantity
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2 years ago
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Answer:

-4

Step-by-step explanation:

-5+4= -1

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3 0
2 years ago
Factor the GCF: 21x3y4 + 15x2y2 − 12xy3.
-Dominant- [34]
Ugh, these questions.

21x^3y^4 + 15x^2y^2 - 12xy^3

3xy^2 (7x^2y^2 + 5x - 4y)

Clearing up clutter...

3xy² (7x²y² + 5x - 4y)

That's your answer.  Thanks for working my brain. ;)
6 0
2 years ago
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